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Prana Fins - Cetma Composites
The Prana fins are an advanced model specifically designed for freedivers and spearfishers who demand uncompromising equipment in terms of quality and materials.
Materials and Construction
The blades are made of 75% carbon and 25% S-Glass, a high-strength fiberglass derived from the aerospace industry. The manufacturing process involves an exclusive high-pressure, high-temperature, vacuum process, with hot-melt impregnation using tetra-functional resin. This method ensures a flawless component with a consistent fiber/resin ratio along the entire blade, delivering strength and lightness.
Engineering Design for Efficient Finning
The calibrated distribution of stiffness and mass along the blade promotes resonance within a range of natural frequencies that match the typical finning frequency. This configuration optimizes thrust transmission, reducing fatigue and increasing the fluidity of movement underwater.
Design and Components
- Foot Pockets: S-Wing model without side rails, ensuring comfort and security when worn.
- Water rails: constant-profile structure with a height of 10 mm, designed for optimal stability and trim control.
- Blade dimensions: 667 x 185 mm, balanced to ensure efficient propulsion.
Available Variants and Sizes
- Stiffnesses: 25 soft and 30 medium to suit different thrust and comfort needs.
- Sizes: 39/40, 41/42, 43/44, 45/46 for a precise fit.
- Logo and side rail colors: red, orange, and yellow.
Applications
The Prana fins are specifically designed to improve responsiveness and hydrodynamic efficiency during spearfishing and freediving, making finning smoother and less tiring even during extended sessions.
Prana Fins - Cetma Composites
The Prana fins are an advanced model specifically designed for freedivers and spearfishers who demand uncompromising equipment in terms of quality and materials.
Materials and Construction
The blades are made of 75% carbon and 25% S-Glass, a high-strength fiberglass derived from the aerospace industry. The manufacturing process uses an exclusive high-pressure, high-temperature vacuum process, with hot melt impregnation using tetra-functional resin. This method ensures a defect-free component with a consistent fiber/resin ratio along the entire blade, delivering strength and lightness.
Engineered Design for Efficient Finning
The calibrated distribution of stiffness and mass along the blade promotes resonance within a range of natural frequencies that match the typical finning frequency. This configuration optimizes thrust transmission, reducing fatigue and increasing fluidity of movement underwater.
Design and Components
- Foot Pockets: S-Wing model without side rails, ensuring comfort and a secure fit.
- Water rails: constant-profile structure with a height of 10 mm, designed for optimal stability and trim control.
- Blade dimensions: 667 x 185 mm, balanced to ensure efficient propulsion.
Available Variants and Sizes
- Stiffness options: 25 soft and 30 medium to suit different thrust and comfort requirements.
- Sizes: 39/40, 41/42, 43/44, 45/46 for a precise fit.
- Logo and side rail colors: red, orange, and yellow.
Applications
The Prana fins are specifically designed to improve responsiveness and hydrodynamic efficiency during spearfishing and freediving, making the fin stroke smoother and less tiring even during extended sessions.
100% Pre-preg Carbon Mantra Fins for Freediving and Spearfishing
The Mantra fins are the flagship model from Cetma Composites, specifically designed for freedivers and spearfishers who demand high-level technical equipment. Made entirely from 100% Pre-preg carbon, the blades are built with an exclusive hot-melt impregnation technology using tetra-functional resin, applied under high pressure, high temperature, and vacuum conditions. This process ensures a defect-free blade, with a consistent fiber/resin ratio across the entire surface.
Design and Technical Features
The engineered distribution of stiffness and mass in the blade allows its natural frequency to be tuned to the fin-kick frequency range, leveraging the resonance effect to optimize thrust transmission and responsiveness. This advanced design improves the smoothness and efficiency of the kick during freediving and spearfishing.
Components and Comfort
- Assembly with S-Wing foot pockets without side rails, increasing comfort and freedom of movement.
- Constant-section water rails with a height of 10 mm, designed to improve hydrodynamic hold and stability in the water.
Available Variants
- Stiffnesses: 20 super soft, 25 soft, 30 medium, allowing a calibrated choice based on kick style and the required stiffness level.
- Sizes: 39/40, 41/42, 43/44, 45/46, to perfectly fit different foot sizes.
- Blade dimensions: 742 x 195 mm, sized to provide an effective balance between thrust and maneuverability.
- Available graphics: gold, white, magenta.
Mantra Fins in 100% Pre-preg Carbon for Freediving and Spearfishing
The Mantra fins are the flagship model from Cetma Composites, specifically designed for freedivers and spearfishers who demand high-level technical equipment. Made entirely from 100% Pre-preg carbon, the blades are built with an exclusive hot-melt impregnation technology using tetra-functional resin, applied under high pressure, high temperature, and vacuum conditions. This process ensures a defect-free blade, with a consistent fiber/resin ratio across the entire surface.
Design and Technical Features
The engineered distribution of stiffness and mass in the blade allows its natural frequency to be tuned to the fin-kicking frequency range, leveraging the phenomenon of resonance to optimize thrust transmission and responsiveness. This advanced design improves the fluidity and efficiency of the fin stroke during freediving and spearfishing.
Components and Comfort
- Assembly with S-Wing foot pockets without side rails, to increase comfort and freedom of movement.
- Constant-section water rails with a height of 10 mm, designed to improve hydrodynamic hold and stability in the water.
Available Variants
- Stiffnesses: 20 super soft, 25 soft, 30 medium, allowing a calibrated choice based on finning style and the required stiffness level.
- Sizes: 39/40, 41/42, 43/44, 45/46, to fit different foot sizes perfectly.
- Blade dimensions: 742 x 195 mm, sized to ensure an effective balance between thrust and maneuverability.
- Available graphics: gold, white, magenta.
Sigalsub Tsunami Carbon Blades
The Sigalsub Tsunami are carbon blades designed for freediving and spearfishing, developed to deliver a smooth, progressive, and responsive fin stroke with a good balance between thrust and comfort.
Made from T700 12K Prepreg carbon fiber, they ensure consistent elastic response and efficient thrust transfer, helping reduce leg fatigue even during extended sessions.
The 23° blade-to-foot pocket angle promotes a more natural fin stroke and improves hydrodynamics during descent and ascent.
The reduced side rails allow the blade to work more freely and progressively, increasing flexibility and sensitivity while making the most of carbon’s elastic properties.
Sigalsub Tsunami blades are available in the following stiffnesses:
- Super Soft
- Soft
- Medium
This configuration lets you choose the blade response based on your finning technique and your freediving and spearfishing needs.
Cyclops Plus WR 100L: Gear Bag for Freediving and Spearfishing
The Cyclops Plus WR 100L is a gear bag designed specifically for freediving and spearfishing enthusiasts, combining ruggedness, functionality, and comfort in a single product.
Materials and Durability
Made from dual-weave PVC Tarpaulin fabric, it provides excellent tear resistance and long-lasting durability, essential features for heavy use in marine environments.
Protection and Organization
The waterproof zipper provides effective protection against water and moisture, keeping your gear dry and ready to use. The U-Zip opening makes it easy to access the contents and organize the interior, ideal for storing fins, wetsuits, masks, and other freediving accessories.
Comfort and Transport
- Equipped with large ergonomic handles that allow multiple carrying options: by hand, over the shoulder, or as a backpack
- Ensures comfort and practicality during every trip
Salvimar Trinity Antifog Mask for Freediving and Spearfishing
The Salvimar Trinity Antifog twin-lens mask is specifically designed for freediving and spearfishing, delivering high visual and functional performance underwater. It features tempered glass lenses with a hydrophobic and anti-fog treatment, which activates the Antifog system on contact with water, ensuring a clear, condensation-free view throughout the dive.
Technical and Construction Features
- Extremely low volume: improves equalization and reduces drag in the water for a smoother finning action.
- Extra-wide field of view: provides a broader, more detailed view, essential for orientation and accuracy during spearfishing.
- High-visibility tempered glass lenses: offer mechanical strength and excellent optical definition.
- Hypoallergenic silicone skirt: ensures comfort, a watertight seal, and an ergonomic fit adaptable to the face.
- Micrometrically adjustable strap: allows precise mask adjustment while maintaining comfort and seal underwater.
Features for Freediving Video Recording
The mask integrates a universal action cam mount, ergonomically positioned to allow any action camera to be mounted. This system makes it possible to:
- Record images and video from the same visual point of view without compromising speargun handling or keeping your hands free.
- Capture stable, sharp footage during spearfishing, even at the moment of the shot, preserving image quality despite recoil.
Additional Specifications
Color: Black.
Salvimar Noah Antifog Mask for Freediving and Spearfishing
The dual-lens Salvimar Noah Antifog Mask is specifically designed for freediving and spearfishing, ensuring comfort and optimal visibility during dives. This version features Lenses with a hydrophobic and anti-fog treatment, significantly improving the duration of clear vision underwater.
Main technical features
- Extremely low internal volume for easier equalization and reduced bulk while diving
- Wide field of view for excellent awareness of the surrounding environment
- High-visibility tempered glass Lenses, designed to activate the Antifog system on contact with water
- Hypoallergenic silicone structure molded around a Nylon frame, made with innovative fusion technology for greater strength and durability
- Ergonomic Strap with micrometric adjustment for a precise fit without pressure on the ears
- Color: Shining Blue
Materials and comfort
The fit is ensured by hypoallergenic, flexible, and comfortable silicone, which creates a watertight seal against the face without compromising comfort. The Nylon frame, integrated into the structure through fusion, increases the Mask’s mechanical strength, ensuring durability even under frequent use.
The ergonomic Strap, precisely adjustable, allows the Mask to be positioned optimally while maintaining freedom of movement and avoiding discomfort around the ears, a key factor for extended freediving sessions.
Benefits for freediving and spearfishing
- The low volume makes equalization easier during descent, helping with pressure control
- The wide field of view combined with the anti-fog Lenses maintains clear, stable visibility throughout the dive
- The hydrophobic and anti-fog treatment on the Lenses prevents condensation from forming, essential for an effective and safe dive
Belt D-Ring - Hunt Technology
The Hunt Technology Belt D-Ring is an essential accessory for spearfishing and freediving, made entirely from AISI 316 stainless steel, the same material used by Hunt Technology across its full line of technical accessories. Smoothly finished throughout, it ensures comfortable, safe use with no abrasion on your wetsuit or weight belt.
Material and finish
- AISI 316 stainless steel: maximum resistance to corrosion in marine and brackish environments
- Smooth finish on all surfaces to eliminate sharp edges and rough spots
- Robust, durable construction designed to withstand the stresses of spearfishing and impacts with equipment and boats
Use and functions
The D-Ring is positioned directly on the weight belt — over a weight or at any available point — and allows you to quickly clip on essential accessories during a day at sea:
- Connection for drop weights and diver marker buoys
- Attachment point for a fish stringer cable or fish stringer spike
- Securing auxiliary accessories (shaft extractor, lines, assorted gear)
- Immobilizing and locking ballast on the belt webbing
Why choose Hunt Technology
Hunt Technology is an artisan company specialized in the design and production of technical accessories for spearfishing and freediving. Every product is born from direct field experience and the exclusive use of high-performance materials such as AISI 316 steel, selected for its proven resistance to saltwater and long service life.
WetDrop Cell Plus Salvimar - Two-Piece Lined/Open Cell Wetsuit
The WetDrop Cell Plus wetsuit is designed for freediving and spearfishing, offering an ideal balance between stretch and thermal protection thanks to its two-piece construction with an Open Cell Q-Foam interior. This open-cell neoprene stands out for its high thermal performance and exceptional softness, ensuring comfort and freedom of movement during dives.
The jacket closure features an adjustable button that makes donning easier and faster, allowing for a personalized optimal fit.
Technical features and construction details
- Soft Open Cell Q-Foam neoprene interior for greater stretch and thermal insulation
- Specific reinforcements on the chest and knees to increase mechanical resistance in high-wear areas
- Overlock finishes on wrists and ankles for a closer fit to the body and improved retention of body heat
- Jacket closure with adjustable button for practicality and comfort when donning
- Available in three technical thicknesses: 3.5 mm, 5.0 mm, and 7.0 mm to meet different thermal and mobility needs
- Available sizes: S, M, L, XL, XXL, and XXXL, to suit the body shape of the freediver or spearfisher
The WetDrop Cell Plus is a wetsuit that combines the flexibility of open-cell neoprene with strategic reinforcements to ensure durability and targeted thermal protection, ideal for freediving and spearfishing in different temperature conditions and dive durations.
Salvimar Freediving Rise - Lady 1.5mm One-Piece Wetsuit
The Freediving Rise - Lady one-piece wetsuit by Salvimar is designed specifically for freediving and freediving. The 1.5mm thickness provides a balanced compromise between thermal protection and freedom of movement underwater.
Materials and Construction
Made from medium-density Smoothly Skin YAMAMOTO neoprene, the wetsuit delivers lightness and mechanical strength. The U.T Super Stretch inner lining ensures excellent elasticity and superior comfort during dives.
Technical Features
- Fit and comfort: soft and stretchy, it conforms to the body for a perfect fit and maximum freedom of movement, making finning and spearfishing techniques easier.
- YKK Superior zipper: strong and corrosion-resistant, equipped with a metal slider for long-lasting performance in saltwater underwater environments.
- Raw Edge finishes: raw-cut wrists and ankles reduce water entry, improving the seal without compromising ease of donning and removal when entering and exiting the water.
Available Sizes
The wetsuit is available in 5 sizes to properly fit different female body shapes: XS, S, M, L, and XL.
Salvimar Zeero Thermo Evo One-Piece Wetsuit - Men’s 1.5mm
The Zeero Thermo Evo wetsuit by Salvimar is a one-piece suit specifically designed for apnea and freediving, with a 1.5 mm thickness that provides an ideal balance between thermal protection and freedom of movement.
Materials and Construction
Made from medium-density YAMAMOTO Smoothly Skin neoprene, the wetsuit delivers excellent elasticity and an optimal body-hugging fit. The outer surface is treated with a Black Coated finish that increases resistance to abrasion and contact with abrasive surfaces, helping preserve the material’s integrity over time.
The internal U.T. Super Stretch lining improves overall elasticity and provides a comfortable fit, promoting freedom of movement and minimizing fatigue during freediving sessions.
Technical Details
- Superior YKK zipper with an anti-corrosion metal slider, designed to make entry easier while maintaining resistance to marine environments.
- Raw Edge finishes at the wrists and ankles, made with a raw-cut system to minimize bulk and improve ergonomics around the joint areas.
Available Sizes
The wetsuit is available in 5 Sizes, from S to XXL, to ensure an optimal, personalized fit across different body types.
Salvimar Zeero Thermo Evo Wetsuit - Lady 1.5mm for Freediving and Freediving
The Salvimar Zeero Thermo Evo - Lady one-piece wetsuit is designed specifically for the demands of freediving and freediving, with a thickness of 1.5 mm that balances thermal protection and agility.
Made from medium-density Smoothly Skin YAMAMOTO neoprene, this wetsuit delivers an optimal combination of lightness, softness, and stretch. The Black Coated outer coating increases resistance to contact wear, while the U.T Super Stretch inner lining ensures comfort and a perfect fit to the body, allowing excellent freedom of movement during dives.
Main Technical Features
- YKK Superior zipper with corrosion-resistant metal slider for long-lasting durability even in marine environments.
- Raw Edge finishes at the wrists and ankles, made with raw-cut edges to minimize water entry and improve sealing.
- Available in five sizes (XS, S, M, L, XL) to ensure the ideal fit.
- Uniform 1.5 mm thickness designed to provide warmth without compromising flexibility.
This wetsuit is a technical solution for freedivers and spearfishers who need a garment that combines comfort, stretch, and mechanical resistance, optimizing power transfer and movement control while diving.
Salvimar Freediving Rise - Man: One-Piece Wetsuit for Freediving and Freediving
The Salvimar Freediving Rise - Man wetsuit is specifically designed for freediving and freediving, with a thickness of 1.5 mm that ensures an optimal balance between thermal protection and freedom of movement.
Made from medium-density YAMAMOTO Smooth Skin Neoprene, the wetsuit provides an outer surface that is resistant to wear and water, while the internal U.T Super Stretch lining offers high elasticity and softness, allowing a perfect fit to the body for maximum freedom of movement during underwater activity.
Technical Features
- YAMAMOTO Smooth Skin Neoprene medium density for good resistance and lightness
- U.T Super Stretch lining that improves elasticity and comfort
- YKK Superior zipper with corrosion-resistant metal slider for long-lasting durability
- Raw Edge finishes at the wrists and ankles with a raw-cut system to reduce water entry
- Available in 5 sizes: S, M, L, XL, XXL
The combination of materials and technologies used provides good elasticity and an effective seal, making it easier to enter and stay in the water without compromising the freedom of movement required for freediving.
Drybackpack FH Salvimar: Waterproof Backpack for Freediving and Spearfishing
Drybackpack FH Salvimar is a waterproof backpack with a watertight roll-top closure, designed to provide maximum gear protection during freediving dives and spearfishing sessions.
Made with highly water-resistant materials, it ensures all contents stay dry, even in prolonged wet conditions. The 60-liter capacity lets you comfortably carry all essential gear, including fins, spearguns, and other key accessories for underwater activities.
Technical Features and Ergonomic Comfort
- Padded, adjustable, and removable shoulder straps to perfectly fit the freediver’s body shape and ensure comfort during transport.
- Safety straps: front, waist, and chest straps, for balanced weight distribution and improved stability while moving on land.
- Front waterproof pocket with zip closure, ideal for storing sensitive items such as keys and documents, ensuring practicality and security.
- Roll-top closure to ensure a watertight seal without compromising quick access to the contents.
Specifications
- Capacity: 60 liters
- Color: Black
The Drybackpack FH Salvimar combines durability, lightness, and waterproof performance, making it an efficient and practical solution for underwater activities such as freediving and spearfishing.
Salvimar Marina Gloves for Freediving and Spearfishing
The Marina gloves by Salvimar are designed with a pre-shaped anatomical design to ensure comfort and mobility during freediving and spearfishing activities. Their soft, stretchy construction makes them suitable for different thermal conditions, providing adequate thermal protection without sacrificing sensitivity.
Materials and Construction
Made from high-quality Jako neoprene, the gloves feature an outer Lycra lining for improved wear resistance and an inner Acquastretch fabric lining, promoting an optimal balance of comfort, thermal protection, and long-lasting durability.
Technical Features
- Reinforced seams to increase mechanical resistance and durability while diving
- Palm with anti-slip protection for a secure, stable grip on underwater objects or tools, without compromising tactile sensitivity
- Available in two technical thicknesses: 3.0 mm and 5.0 mm, to provide suitable thermal protection based on water temperature
- Six sizes available (XS, S, M, L, XL, XXL) for a precise fit, essential for maintaining dexterity and preventing water entry
Applications
The Marina gloves are ideal for freediving and spearfishing practitioners who need gear that delivers thermal comfort, excellent grip, and sensitivity during dives, while also ensuring durability and resistance to continuous exposure to saltwater.
Salvimar Drop Plus Socks for Freediving and Spearfishing
The Drop Plus socks by Salvimar are designed to ensure comfort, stretch, and durability during freediving and spearfishing activities. Their construction incorporates high-quality materials selected to deliver reliable performance in the water.
Materials and Construction
- Internal Nylon lining for a soft, comfortable fit
- Aquastretch neoprene exterior, providing stretch and mechanical resistance
- Dense-weave stitching made with saltwater-resistant thread for long-lasting durability
Technical Features
The uniform thickness of the socks ensures better thermal insulation, effectively protecting your feet during freediving dives and spearfishing sessions. They are available in two thicknesses:
- 3.0 mm, for milder temperature conditions and greater flexibility
- 5.0 mm, for increased thermal insulation in colder waters
Available Sizes
Salvimar Drop Plus socks are offered in five sizes to ensure a proper fit and even compression, essential for maintaining performance and comfort in the water:
- S
- M
- L
- XL
- XXL
Drop Plus Gloves Salvimar for Freediving and Spearfishing
The Drop Plus gloves by Salvimar are designed to deliver excellent stretch, comfort, and durability for freediving and spearfishing. The combination of specific materials ensures optimal protection and long-lasting performance.
Materials and Construction
- Inner lining made of nylon for a comfortable, breathable fit
- Outer shell in Aquastretch neoprene, providing flexibility and effective thermal insulation
- Dense-stitched seams with thread resistant to the corrosive action of saltwater, for greater mechanical durability
- Uniform thickness to improve thermal insulation while in the water
Technical Specifications
- Available in two thicknesses: 3 mm and 5 mm, to suit different thermal protection needs
- Five sizes available: S, M, L, XL, XXL for a precise, functional fit
Thanks to these features, the Drop Plus gloves allow good freedom of movement while keeping the hand protected and warm during underwater activity, promoting a secure grip and excellent feel in the water.
Salvimar Neo Antifog Mask for Freediving and Spearfishing
The Salvimar Neo Antifog single-lens Mask is specifically designed for freediving and spearfishing, offering an effective combination of advanced functionality and comfort. Its tempered glass lenses with hydrophobic and anti-fog treatment ensure clear, condensation-free vision throughout the dive.
The extremely low internal volume makes pressure equalization easier during descent, while the wide field of view provides excellent awareness of the surrounding environment. The Antifog system, activated on contact with water, keeps vision consistently clear, improving precision and safety during freediving sessions.
To ensure a custom fit, the silicone Strap is micro-adjustable, allowing perfect adaptability even during longer sessions. The Skirt is made from hypoallergenic silicone, ensuring comfort, watertight seal, and elasticity—essential for preventing water ingress and making equalization easier.
- Single-lens Mask with high-visibility tempered glass lenses
- Hydrophobic treatment and Antifog system activated on contact with water to reduce fogging
- Low internal volume for improved pressure equalization
- Wide field of view for enhanced underwater environmental awareness
- Micro-adjustable silicone Strap for a precise fit
- Hypoallergenic silicone Skirt for comfort and sealing performance
- Color: Military Green
500-Gram Segment for C4 Freediving Neck Weights
This 500-gram segment is designed for both C4 neck weights, Dyno and D&D, a technical device dedicated to freedivers. Made from durable materials and finished in gray, the segment integrates into the modular system to provide a customizable and functional solution during freediving activities.
Technical Features
- Screw fastening: The system allows multiple segments to be combined, enabling a configuration adaptable to the individual needs of the freediver.
- Semi-mobile movement: After fastening, the segments maintain a certain degree of mobility, following the natural alignment of the vertebrae and ensuring no restrictions on spinal movement.
- Material and weight: The segment weighs 500 grams, offering a good balance between durability and lightness, ideal for avoiding added strain on posture during dives.
- Color: Gray, for a clean look and good integration with spearfishing equipment.
- Complete package: The product is supplied with an axle and screw for immediate fastening on C4 neck weights.
Functionality and Benefits
The segment’s modular, semi-moving design is intended to maintain freedom of movement in the spine during freediving dives, reducing possible discomfort or restriction. The structure allows optimal customization of the equipment, improving comfort and practicality in everyday use.
C4 Cap for Freediving and Swimming
The C4 cap is designed specifically for freediving and swimming, ensuring comfort and functionality during dives and pool sessions. Made from high-quality hypoallergenic silicone, it delivers excellent durability and resistance to the stresses typical of the underwater environment.
The cap’s differentiated thickness provides an optimal balance between seal and comfort, while allowing easy adaptability to different head shapes. The extremely soft structure and ergonomic shape make it easier to put on and reduce the feeling of compression during extended dives.
The carbon-fiber-effect surface finish not only gives it a technical, refined look, but also preserves the elasticity needed for movement and makes the cap easier to manage in the water. Essential for anyone who regularly practices freediving and spearfishing, both in the pool and at sea.
FLOW PLASTIC Nose Clip for Freediving
The FLOW PLASTIC is a freediving nose clip made from PEEK (Polyether ether ketone), a thermoplastic polymer with high technical performance. This material stands out for its high mechanical strength, excellent chemical stability, and full biocompatibility. PEEK gives the nose clip lightness and durability, maintaining consistent performance even after intensive use, making it a valid technical alternative to traditional metals.
Design and Ergonomics
The FLOW PLASTIC features semi-spherical nose pads and optimized dimensions, designed to ensure excellent grip and effective adaptability to different nose shapes. This combination provides a stable and comfortable seal, essential during long dives in freediving and spearfishing activities.
Comfort Customization
Like the ZETA range, the nose clip comes with four types of soft rubber pads, easily interchangeable for proper adjustment of comfort and grip:
- Rounded or flat pads
- Surfaces with raised dots or cross-grooves
Technical Features
The compact design and ergonomics of the FLOW PLASTIC prioritize reduced bulk and hydrodynamics, allowing for maximum seal and stability even at depth and during repeated underwater movements.
Colors and Included Accessories
The nose clip is available in black, white, and blue. The product is delivered complete with:
- Protective case for transport and storage
- Dedicated lanyard, easily replaceable for greater practicality
Nose Clip ZETA PLASTIC
The ZETA PLASTIC is a freediving nose clip made from PEEK (polyether ether ketone), a thermoplastic polymer known for its excellent mechanical, chemical, and biocompatibility properties. This material gives the nose clip high strength, low weight, and consistent structural stability even under intensive use, making it a valid technical alternative to the metals commonly used in underwater equipment.
As with the aluminum version, the Nose Clip ZETA PLASTIC comes with four types of soft rubber pads, fully interchangeable, to ensure optimal comfort adjustment and a personalized fit. The available pads are:
- Domed or flat
- Raised dot surface or cross-grooved surface
This configuration allows complete customization based on nose shape and individual sensitivity, ensuring an effective seal during dives
The nose clip design prioritizes ergonomics and hydrodynamics through a compact design that provides secure closure stability and minimal bulk, essential for reducing drag in the water and maintaining comfort even at greater depths.
The Nose Clip ZETA PLASTIC is available in black, white, and blue and is supplied with:
- Protective case for transport
- Dedicated lanyard, easily replaceable
Nose Clip ZETA ALU
The Nose Clip ZETA ALU is a nose clip specifically designed for freediving, made from 6082 Anticorodal aluminum. This material is selected for its outstanding light weight, mechanical strength, and durability in marine environments, ensuring a reliable product for underwater use.
Unlike other metal nose clips, the ZETA ALU comes with four types of soft rubber pads, easily interchangeable to optimize comfort and grip according to the freediver’s different needs. The available pad variants are:
- domed or flat shape
- raised dot surface or cross-grooved surface
This variety allows precise grip customization, effectively adapting to different nose shapes and individual sensitivity requirements.
Special attention has been given to the ergonomics and hydrodynamics of the design, which features a compact profile to minimize bulk in the water and ensure a stable seal during underwater movements typical of freediving and spearfishing.
The Nose Clip ZETA ALU comes with useful accessories for practical use and device protection:
- protective case to ensure safe transport and organized storage
- dedicated lanyard, designed to be easily replaceable as needed
SKYLINE Antifog Mask - Green
The SKYLINE is a frameless mask designed to provide an extremely wide field of view, with a layout focused on panoramic vision. The shaped single lens increases the viewing angle both in the upper area (12 o’clock) and in the lower-side areas (4 and 8 o’clock), improving spatial awareness and reducing bulk on the face during freediving and spearfishing.
The hypoallergenic silicone skirt, soft and lightweight, ensures comfort and an excellent fit in the water. The water seal is designed to adapt to different face shapes, maintaining a watertight fit even with a beard or mustache. The standard skirt dimensions provide a versatile fit, suitable for small, large, and female faces. The nose pocket with deep recesses makes equalization easier, while the pivoting buckles with micrometric adjustment allow quick and precise fit adjustment.
The SKYLINE mask is suitable for exploratory freediving, winter spearfishing, and technical freediving, where the wide field of view improves simultaneous control of the environment and underwater equipment.
Antifog Plasma technology, applied to the tempered glass through a dual plasma treatment, makes the inner surface hydrophilic. This treatment creates an even water film that prevents condensation from forming, ensuring stable, clear vision throughout the dive. Activation simply requires immersing the lenses in water before use; the treatment is permanent, with no need for sprays or additional solutions.
Technical features
- Shaped panoramic single lens
- Frameless construction
- Soft hypoallergenic silicone
- Wide vertical and lateral field of view
- Nose pocket optimized for equalization
- Pivoting buckles with micrometric adjustment
- Permanent Antifog Plasma treatment
SKYLINE Antifog Mask - Black
The SKYLINE mask features a frameless design with a shaped single lens that provides a very wide field of view and optimal panoramic vision. The lens shaping enhances the viewing angle both upward and laterally, improving environmental awareness and reducing the perceived bulk on the face during freediving and spearfishing.
The hypoallergenic silicone skirt, soft and lightweight, ensures excellent comfort and an effective watertight seal even with a beard or mustache. The mask’s standard size makes it suitable for different face shapes, including women’s faces. The nose pocket, with deep recesses, makes equalization easier during the dive, while the pivoting buckles with micrometric adjustment allow quick and precise adjustment for an optimal fit.
The SKYLINE is suitable for underwater activities such as exploratory freediving, winter spearfishing, and technical diving where a wide field of view is essential for simultaneously monitoring the environment and freediving equipment.
This mask integrates Antifog Plasma technology applied to the tempered glass through a double plasma treatment that makes the inner surface hydrophilic. This treatment creates a uniform film of water that prevents condensation from forming, ensuring clear, stable vision throughout the dive. Activation is achieved by immersing the lenses in water for a few minutes before use, with no need for sprays or additional solutions. The treatment is permanent.
Technical features
- Shaped panoramic single lens
- Frameless structure
- Soft hypoallergenic silicone
- Wide vertical and lateral field of view
- Nose pocket optimized for equalization
- Pivoting buckles with micrometric adjustment
- Permanent Antifog Plasma treatment
SPORTECH FBG Fins for Freediving
The SPORTECH FBG are freediving fins made from Prepreg Epoxy fiberglass, designed for modern pure freediving. The design focuses on efficiency, comfort, and control during extended sessions, both in dynamic freediving and constant weight.
Technical Features
- Blade dimensions: 750 x 194 mm
- Complete fin dimensions (size 40/42): 860 x 194 mm
- Blade Stiffness: Soft, Medium/Soft, designed for progressive, controlled thrust transmission
- Water rails: black anti-turbulence rounded profile, to improve hydrodynamics and stabilize the fin in motion
- Foot Pocket: soft SPORTECH silicone with open heel, ensuring a comfortable, progressive fit while reducing fatigue and pressure points
- Differentiated anatomical design between right and left, for an ergonomic fit and improved power transfer
- Monoblock structure with no voids, derived from the PROTech model, to maximize thrust efficiency
- Available Sizes (Europe): 35/37 – 37/39 – 39/41 – 41/43 – 43/45 – 45/47
- Available Sizes (US/Canada): 4.5–6.5 – 6.5–7.5 – 7.5–8.5 – 8.5–9.5 – 9.5–11 – 11–12.5
- Compatibility: only with SPORTECH blade models
Materials and Performance
The blade is made from fiberglass Prepreg Epoxy, a material that provides an optimal combination of light weight, mechanical strength, and reactivity. The Soft and Medium/Soft blade stiffness allows for a smooth finning action and better movement control in the water, ideal for dynamic freediving and constant weight.
Comfort and Ergonomics
The silicone foot pocket is designed to ensure a soft, progressive fit, minimizing fatigue during extended dives. The open heel promotes foot stability without limiting freedom of movement, while the differentiated anatomical design optimizes power transfer, improving overall fin control.
Applications
The SPORTECH FBG are recommended for freedivers who train regularly in dynamic or constant weight. They are designed for frequent, dedicated freediving use, delivering an excellent balance of technical quality and cost/performance ratio in the spearfishing and freediving sector.
Pair of Sportech Fiberglass Blades
This pair of Sportech blades is made from fiberglass, a material known for its excellent combination of elasticity and mechanical strength. The blades are specifically designed for spearfishing and freediving, ensuring effective power transfer in the water.
They are available in two different stiffness levels, allowing you to choose according to personal preferences in terms of responsiveness and efficiency during finning. The range of stiffness options helps optimize smooth movement and comfort during dives.
PROtech Fins for Freediving
The PROtech fins are designed for technical freediving, developed through a dedicated study of hydrodynamic flows and equipped with 3D geometries optimized to adapt to the body’s natural movement, ensuring efficiency and fluidity throughout the fin stroke.
Design and Comfort
The right/left anatomical foot pocket ensures a precise fit for the foot, eliminating pressure points and energy loss. The one-piece structure integrating blade and foot pocket provides immediate, direct thrust transmission, improving movement responsiveness in the water.
Technical Features and Materials
The blades are made from 100% multilayer laminated carbon, engineered for progressive energy release without vibration, ensuring a smooth, continuous, and highly technical fin stroke. The anti-turbulence convex profiles of the water rails improve hydrodynamic stability, while the side stabilizers provide controlled buoyancy, optimizing trim and stability during the dive.
Technical Specifications
- Complete fin dimensions (EU size 42/43): 890 x 190 mm
- Blade material: T700 multilayer carbon
- Blade Stiffness: Medium/Soft
- Water rails color: Black
- Water rails type: Anti-turbulence convex profile
- Available EU Sizes: 36/37 – 38/39 – 40/41 – 42/43 – 44/45
- Available US/Canada Sizes: 4.5/5 – 6/6.5 – 7.5/8 – 9/10 – 11/12
Sportech fiberglass Blades
The pair of Sportech blades is made from fiberglass, a material known for its mechanical strength and its ability to combine light weight with long-lasting durability. Available in two different stiffness levels, these blades ensure optimal thrust transmission during finning.
Choosing the most suitable stiffness allows you to adapt responsiveness and movement efficiency in the water to the specific needs of freediving and spearfishing, improving control and fluidity throughout the underwater kick cycle.
Mounting Screw Kit for 250 C4 Foot Pockets
Complete screw kit with M6 threading, specifically designed for mounting 250 foot pockets C4 on freediving and spearfishing blades. The screws feature hand-tightening nuts to ensure quick and secure fastening without the need for tools.
The finish is black, corrosion-resistant in marine environments, ensuring durability and reliability during underwater use.
The kit includes everything needed for the complete installation of a pair of foot pockets, making assembly precise and stable.
Sportech Carbon Fiber Blades for Spearfishing
This pair of Sportech blades is made from carbon fiber, a material known for its exceptional lightness and mechanical strength. Available in two different stiffnesses, the blades are designed to deliver excellent efficiency in thrust transmission and optimal responsiveness during freediving fin kicks.
The carbon fiber construction also ensures excellent fluidity of movement and remarkable responsiveness, making control and maneuverability easier underwater.
Freediving and Freediving
Freediving is a discipline that requires specific technical equipment, selected according to the training environment, the athlete's level, and the goals, whether pool training, depth sessions in open water, or competition. This category includes the full range of products dedicated exclusively to freediving and freediving: wetsuits, fins, monofins, masks, buoys, weights, safety systems, nose clips, fin bags, books and technical manuals, and pool accessories. Each subcategory is structured to meet specific and varied needs, from the first dive to competitive activity.
Product Types
Wetsuits for Freediving and Freediving
The wetsuits in this category are made from freediving-specific neoprene, available in open cell configuration (open-cell interior, which adheres directly to the skin and reduces water circulation) and smooth skin (smooth exterior that reduces hydrodynamic drag during descent). The range includes both two-piece wetsuits with an integrated hooded jacket and one-piece wetsuits. Thicknesses typically range from 2 mm to 5 mm, depending on water temperature and the type of dive. Seams are generally glued and heat-sealed to ensure water tightness and durability. Men’s and women’s models are available, with sizes from XXS to XXL.
Fins for Freediving
The freediving fins in this section are made from 100% carbon, high-strength mixed carbon/fiberglass composites, or polymer materials. Blade length ranges from about 75 cm to over 90 cm for long-blade variants. The monofin version is mainly intended for dynamic apnea and constant weight disciplines, and requires specific technique. Foot pockets, integrated or removable, are available in different sizes and stiffness levels. The choice of blade material directly affects elastic response and muscle energy consumption per kick cycle.
Masks for Freediving
The freediving masks in this category differ from traditional underwater masks due to their low internal volume, which limits the amount of air required for equalization during deep descents. Tempered glass and a soft silicone skirt are standard features. Some models are also available with anti-fog lenses.
Buoys and Atolls for Freediving
Freediving buoys are essential signaling, safety, and training accessories for open-water practice. In this case, the buoy type is the Atoll, a floating platform to which the descent line is secured, used during depth training sessions and competitions. The descent line connected to the buoy allows the athlete to orient themselves during descent and the safety team to monitor the session parameters.
Safety in Freediving
Freediving safety is not an accessory, but a structural part of the practice. This subcategory includes lanyards (safety cords) with quick release, connection systems between the athlete and the descent line that allow retrieval in the event of an accident. A quick-release system is essential to ensure prompt intervention by the safety diver.
Weights for Freediving
Freediving weights include both traditional belt weights and weighted collars (neck weight), used in dynamic apnea disciplines to streamline body trim during pool lengths. The choice of weighting system depends on the discipline practiced, depth, wetsuit thickness, and the individual athlete’s buoyancy trim.
Nose Clip
The nose clip (nose clip) is an accessory used mainly in indoor and outdoor freediving disciplines to prevent water from entering through the nose and to facilitate equalization while keeping the hands free. Shape, material, and closing pressure vary between models.
Bags
This category includes various bag models for transporting equipment and long fins, which do not fit in standard bags due to their size. Some are approved for air travel as checked baggage. The rigidity of the structure protects carbon blades from impacts and twisting.
Pool Accessories
The pool subcategory includes equipment and accessories specifically for indoor freediving training, intended for static and dynamic apnea disciplines.
Practical Use
Open-water freediving requires a minimum kit that includes a wetsuit, mask, fins and buoy, line, and safety lanyard. The buoy signals the diver’s presence to surface vessels and is the anchoring point for the safety system. The lanyard connects the athlete to the descent line during the vertical phase, allowing rapid intervention in the event of loss of consciousness at depth.
Pool training requires a different setup: for static (STA), a thin wetsuit, goggles or mask, and nose clip are sufficient. For dynamic (DYN), long fins or a monofin are the central element, with weight that must balance the buoyancy of the wetsuit to maintain a horizontal trim.
Depth training sessions with an atoll require a vertical descent line connected to a surface atoll.
Equipment transport is an important practical consideration: long freediving fins, especially monofins, require dedicated fin bags to prevent damage to the blades during transport.
Conclusion
The Freediving category at Deep Blue offers a comprehensive technical selection covering every phase of the discipline: from basic equipment for pool training to specific gear for depth sessions and competition. The subcategories reflect the real needs of freedivers at any level.
