All Products

38mm 316L stainless steel case. 200 meters water resistant Screw down crown and case back. Uni-directional Rotating Dive Timing Bezel. Highly scra...

The MB project objective has been to renovate our medium-high range of fins featuring carbon fiber blades. At C4, the 200 series fins are consider...

Low Profile, Low Volume two lens mask with one piece rigid frame for enhanced stability Textured and supple silicone skirt connects to your face g...

Lumens (Flood/Spot): High- 1200/500, Med- 600/250, Low- 300/125 Run Time (Flood/Spot): High- 70 mins, Med- 140 mins, Low- 280 mins Charge Time: 2....

All Inclusive Kit Includes: Bottleneck Style Ankle Seal, Heat Tape, Cleaner, Abrasive Material, Gloves (for use with cleaner), AquaSeal and Harden...

All Inclusive Kit Includes: Cone Style Wrist Seal, Heat Tape, Cleaner, Abrasive Material, Gloves (for use with cleaner), AquaSeal and Hardener wit...

All Inclusive Kit Includes: Bottleneck Wrist Seal, Heat Tape, Cleaner, Abrasive Material, Gloves (for use with cleaner), AquaSeal and Hardener wit...

All Inclusive Kit Includes: Bellows Neck Seal, Neck Template, Heat Tape, Cleaner, Abrasive Material, Gloves (for use with cleaner), AquaSeal and H...

The new UP fins featuring technopolymer blades and 250 foot pockets are the result of the close collaboration between Umberto and C4. The Technopo...

Single, wide-view lens. Frameless matte silicone. Push button buckle. Tempered glass lens. Double feathered edge soft silicone skirt Available Col...

Spectrum Skirt – Silicone Upper / Lower Visor Clamps – Black Pps Visor – Tempered Glass / Iridium Strap, Mask – Epdm / Natural Rubber Blend Inner ...

Soft and comfortable premium neoprene material. Flatlock seams for durability. Adjustable collar. Spandex trimmed arms and leg seals. Heavy duty #...

DURABLE CONSTRUCTION: Made of 400 Denier polyurethane coated nylon, this SMB will last dive after dive without issue. The nylon strap on the top a...

Soft and comfortable premium neoprene material. 3/2mm flatlock seams Adjustable Velcro® collar. Spandex trimmed wrist and ankle seals Heavy duty #...

Soft and comfortable premium neoprene material. 3/2mm flatlock seams Adjustable Velcro® collar. Spandex trimmed wrist and ankle seals Heavy duty #...

Soft and comfortable premium neoprene material. 3/2mm flatlock seams Adjustable Velcro® collar. Spandex trimmed wrist and ankle seals Heavy duty #...

The accessory rail system easily attaches to the Guardian full-face mask and makes it possible to mount various lights, cameras, and other devices...

The Ambient Breathing Valve (ABV®) allows a diver to breathe ambient air while at the surface, thus conserving tank air! The most anticipated acce...

The Spectrum FFM GoPro mount allows a diver to mount a GoPro to the top of their Spectrum FFM! The mount is installed by mounting the bracket to t...

Three vents between the foot pocket and blade provide additional thrust on the down kick and decrease drag on the up kick or recovery Foot pocket ...

DiveAlert is a specially designed, small, light weight air horn that uses quick-connect / disconnect hose couplings to become an integrated part o...

+1.75 Diopter lenses. Low profile, excellent wide and downward views Pivot Buckle/Strap Ergonomic nose pocket Tempered glass lens Fits a variety o...