Underwater knife Hero Polygon S made of stainless steel 3 mm thick and 70 mm long with serrated teeth. The knife has a total length of 130 mm.

The handle is ergonomic with an anti-loss system. It is equipped with a hole for releasing rods that have become stuck in rocks.

The key features of this knife are:

• Compact overall knife length 130 mm.
• Stainless steel blade.
• Blade length 70 mm.
• Edge with cutting tip on one side and serrated teeth on the other for guaranteed exceptional cutting power.
• Ergonomic handle with anti-loss system.
• Easy to use even with gloves.
• Hole for attaching spears to rocks.
• Sturdy cordura sheath.
• It can be attached to the arm or calf.
• Two adjustable VELCRO® Brand fasteners.