All Products

250 feet of high-visibility white, 2mm braided nylon line on spool with mounting frame Spool includes a handle for rotation Heavy duty, pre-drille...

Trident DIN Tank Pressure Checker Trident DIN Tank Pressure Checker

3 1/4” X 8” Trident Dive Sticker Argon

“QFS” Quick Fit System offers fine tuning of the torso height between small and large divers for a true one size fits all Design allows for an “H”...

Trident First Stage LP 3/8" Relief Valve 200-250 PSI Open

Trident Dive Flag Dog Collar Large 15"-25"

Trident Dive Flag Dog Leash Large 72"

Lightweight SEBS compound. Short blade for easier finning in confined spaces Angled strap mounts for comfort & a better transition of power. S...

Hollis Converter, DIN to USA Yoke Hollis Converter, DIN to USA Yoke

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...

BLADDER SIZES: SM: 34 lbs, MD: 36 lbs, LG: 38 lbs XL: 38 lbs. 1000 denier CorduraTM with PU lamination outer shell & 15mm urethane internal bl...

Aloe and Green Tea speed skin restoration Powerful blend of essential oils and enzymes quickly cools skin for fast relief of sunburned and stresse...

Our Best-selling professional-strength formular is now available in a spray! Our Mask Defog quickly and effectively prevents fogging for a crystal...

Keratin and Panthenol help prevent hair breakage UV absorbent to protect hair color from the sun while improving elasticity Lightly detangling, le...

Expandable to 8cm Multiple stainless steel D rings for easy access 2 stainless steel double hooks Expandable to 8cm. Multiple stainless steel D ri...

Trident HP Hose Adapter with Spool H.P. Hose adapter. Connect a pony bottle pressure gauge to HP Hose with this unit.

Pneumatically balanced chrome-plated brass valve results in smooth, easy breathing Reversible demand valve, can be converted from right-handed hos...

Hollis Underwater Notebook Hollis Underwater Notebook

Pneumatically balanced PVD plated brass valve results in smooth, easy breathing Reversible demand valve, can be converted from right-handed hose c...

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

Trident Economy Finger Reel Trident Economy Finger Reel

Trident Magnetic Writing Slate with Easy Erase 6” Wide x 4” Height Mini Quest Magnetic Writing Slate with Easy Erase 6” Wide x 4” Height