Designed with maximum strength and low drag in mind, the Procomp surf leash is intended for shoulder-high surf. This everyday leash features high-strength 3/16-inch (5mm) urethane Dura-Cord and a molded neoprene cuff for comfort. Dakine was founded on building a better board leash, and everything about the Procomp speaks to durability, performance and comfort. 0-4 ft Wave Size | Minimal resistance while offering maximum strength in shoulder high surf 3/16 in. (5 mm) highest quality coiled urethane Dura-Cord for maximum strength 1.5 in. (40 mm) molded neoprene ankle cuff for maximum comfort 1 in. (25 mm) detachable railsaver Opti-Flex molded urethane leash ends for maximum durability and strength Easy Clip compatible for maximum safety Posi-Lock hook and loop closure Marine grade stainless steel swivels Polyester leash string