Ultrastretch C4 Undersuit for Freediving and Spearfishing

The Ultrastretch C4 Undersuit is made with smooth neoprene on the outside and stretch-lined neoprene on the inside, delivering an excellent combination of comfort and flexibility. The pre-shaped cut is designed to fit the body perfectly, with extra length in the pelvic area to optimize thermal retention during freediving sessions and spearfishing activities.

The longer design over the pelvis improves thermal protection under the wetsuit, making it especially useful during seasonal transitions or for those who prefer to avoid overly thick wetsuits. This undersuit is compatible with most wetsuits on the market, making it extremely versatile and practical for freediving or spearfishing.

Technical features

• Material: smooth neoprene on the outside, stretch-lined neoprene on the inside
• Thickness: 2 mm
• Pre-shaped cut with extended coverage in the pelvic area for greater thermal protection
• Suitable as an undersuit for all types of wetsuits

The stretch of the fabric ensures freedom of movement and unrestricted comfort during dives, while the reduced thickness provides lightness and quick donning. The Ultrastretch C4 undersuit helps keep body temperature stable, increasing the efficiency of your freediving and spearfishing sessions.

Ultrastretch C4 Undersuit with Hood

The Ultrastretch C4 undersuit is designed with a pre-shaped cut, featuring greater extension in the pelvic area to ensure enhanced thermal protection during freediving and spearfishing sessions. The integrated hood further improves insulation and thermal comfort.

Made with 2 mm smooth Neoprene on the outside and lined internally with stretch material, this undersuit provides excellent elasticity and freedom of movement, making it easy to wear under any type of freediving wetsuit.

Thanks to its construction and calibrated thickness, it is ideal during seasonal transitions or for those who prefer balanced thermal protection without switching to thicker wetsuits. Its lightweight design and ease of use help optimize comfort in the water while maintaining good thermoregulation efficiency.

Main technical features

• 2 mm smooth Neoprene exterior for mechanical resistance and hydrodynamic performance
• Stretch inner lining for improved fit and comfort
• Pre-shaped cut with greater length in the pelvic area for enhanced thermal protection
• Integrated hood for effective coverage and insulation
• Compatible with all wetsuits currently on the market
• Available in four sizes: 2, 3, 4, and 5

Stainless Steel Slide for Gladius and Mr. Carbon 2

This stainless steel slide is specifically designed for Gladius and Mr. Carbon 2 spearguns, ensuring a quick coupling with the C4 universal bracket. Its robust construction provides mechanical strength and durability in marine environments.

The slide allows you to mount cameras for stable, vibration-free underwater footage, improving recording quality during freediving and spearfishing.

Technical Features

• Material: stainless steel for high corrosion resistance
• Compatibility: for Gladius and Mr. Carbon 2 spearguns
• Quick coupling with C4 universal bracket
• Adaptable to other spearguns using two mounting screws
• Supports cameras for smooth, vibration-free footage

Mounting and Adaptability

The slide installs easily on the C4 universal bracket via a quick-release system. It can also be adapted to other spearguns with two simple screws, offering practicality and versatility during freediving and spearfishing.

C4 Luxo Dive Light

The Luxo light by C4 is designed specifically for freediving and spearfishing, combining compact dimensions with high light output.

The housing is made from anodized aluminum, a material that ensures light weight, mechanical strength, and durability in underwater environments, making it easier to handle during dives.

The LED light source delivers a beam intensity of 20,000 lux, providing effective illumination in spearfishing situations where underwater visibility is critical.

Activation is via a magnetic slide switch, designed for simple, immediate use even when wearing freediving gloves, improving practicality in underwater conditions.

• Anodized aluminum body for strength and light weight
• 20,000-lux LED light beam
• Magnetic slide switch, easy to operate with gloves
• Compact size for easy transport and handling

C4 Torpedo Buoy for Spearfishing

The C4 Torpedo buoy is designed specifically for spearfishing in bluewater, made from durable 0.7 mm high-visibility PVC. This material ensures excellent mechanical resistance and long service life even in the marine environment. Its high visibility makes the buoy easy to spot in open water, improving safety during underwater activity.

Technical Features

• 0.7 mm PVC construction, strong and durable
• Oversized valve for inflation up to 2 bar, allowing fast and secure air filling
• Two side handles and one rear handle for easy handling and transport
• Two D-rings and stainless steel swivel snap hook, for securing gear or ballast
• Supplied with inflation adapter and standard bicycle pump, for practical use even in the field
• Available in three capacities: 15L, 30L and 45L, adapting to different spearfishing needs

Benefits for Freediving and Spearfishing

The rugged construction and oversized valve improve inflation efficiency, reducing preparation time on the surface. The ergonomic handles allow good control of the buoy while swimming or retrieving it, while the stainless steel D-rings provide reliable anchor points resistant to marine corrosion.

The choice of three sizes lets you select the most suitable volume based on dive depth and the type of gear carried, ensuring the right balance between buoyancy and bulk.

Extreme 60L Waterproof Backpack for Freediving and Spearfishing Gear

Extreme 60L is a waterproof backpack made from PVC Tarpaulin, a highly durable, waterproof, and tear-resistant material, ideal for carrying freediving and spearfishing gear.

With a capacity of 60 liters, this backpack lets you comfortably carry all the essential underwater gear while keeping it protected from water and external elements.

Technical Features and Functionality

• Large capacity and ergonomic shape for carrying wetsuits, cylinders, accessories, and apparel specifically for freediving and spearfishing
• Adjustable side elastic attachments for securely and conveniently fastening spearguns
• Dedicated front pocket for carrying fins, with a top clip opening for easy access and watertight closure
• Adjustable shoulder straps with a central safety buckle to ensure stability and comfort while on the move

Materials and Durability

The PVC Tarpaulin used provides mechanical resistance to abrasion, complete waterproofing, and long-lasting durability even in marine environments. These features ensure effective protection for freediving and spearfishing equipment during transport and dive sessions.

Comfort and Ease of Use

The Extreme 60L backpack is designed to make it easier to carry long, bulky gear such as fins and spearguns, thanks to the external attachments and dedicated pocket, without compromising handling. The adjustable shoulder straps improve weight distribution and stability, offering superior comfort during long preparation sessions or when moving to dive spots.

C4 Light Backpack - Marco Bardi Collection

The C4 Light Backpack is designed specifically for the needs of freedivers and spearfishers, prioritizing the combination of light weight and durability. Made from a tear-resistant technical fabric, it ensures long-lasting performance and optimal protection for its contents during transport.

The minimalist, functional design makes it easy to carry freediving gear or specific apparel without adding excessive weight, improving comfort when traveling to your dive spots.

Main features:

• Abrasion- and tear-resistant material for long service life, even with extended use in marine environments
• Lightweight construction for easy carrying without compromising capacity
• Essential design, optimized for use in freediving and spearfishing, with a focus on practicality and reliability

The C4 Light Backpack is the ideal solution for anyone looking for a technical, functional way to manage equipment during freediving sessions, allowing efficient preparation and better organization before and after the dive.

Standard Cordura C4 Fin Bag

The Standard Cordura Fin Bag by C4 is made from waterproof ripstop nylon, ensuring mechanical strength and long-lasting durability, even in underwater environments.

Designed as a bag/backpack, it allows you to easily carry your fins and part of your freediving and spearfishing gear, optimizing space and practicality.

Main features

• Cordura structure resistant to tensile stress and abrasion
• Dedicated external pocket for storing a mask, snorkel, or other essential freediving accessories
• Versatile design that combines functionality and comfort while traveling

This bag is ideal for freedivers and spearfishers who need a reliable storage solution for transporting their specialized gear, maintaining a balance between compactness and carrying capacity.

Top Volare Bag by C4

The Top Volare Bag by C4 is made from PVC Tarpaulin, a durable, waterproof, and tear-resistant material, ideal for protecting freediving and spearfishing gear.

This bag/backpack is designed to fit fins of any size currently available on the market, while also providing space for a wide range of underwater gear.

It can comfortably hold a wetsuit, gloves, booties, and other essential accessories for freediving sessions, ensuring practicality and easy transport.

Main Features

• Material: waterproof and tear-resistant PVC Tarpaulin
• Capacity: compatible with long fins and complete gear
• Use: ideal for carrying wetsuits, gloves, booties, and spearfishing accessories
• Design: large bag/backpack for efficient gear management

Top Volare Spearfishing - Technical Bag/Backpack for Freediving and Spearfishing

Top Volare Spearfishing is a bag/backpack made from PVC Tarpaulin, a waterproof and tear-resistant material, ideal for carrying freediving and spearfishing gear.

Its generous dimensions (Length 121 cm, Width 33 cm, Depth 20 cm) make it suitable for carrying any fin model, including extra-long fins, along with a wetsuit, gloves, and socks, providing a compact and complete transport solution.

Technical Features

• PVC Tarpaulin material, waterproof and tear-resistant, for effective, long-lasting gear protection
• Main compartment with semi-perimeter double-slider zipper for easy access and organization
• Four dedicated side elastic attachments for secure transport of spearguns, optimizing gear management
• Internal neoprene pocket designed to protect the tips of carbon blades during transport, preserving their integrity and performance
• Dedicated external pocket for conveniently storing other accessories such as knives, mask, and snorkel
• Adjustable shoulder straps, improving comfort and practicality while on the move

Applications

This bag/backpack is designed specifically for freedivers and spearfishers who need a rugged, functional solution for carrying large fins and spearfishing gear. Its technical design and attention to materials ensure efficient, secure gear management on every trip to the water.