* Northcore surfboard leash * Length: 6'0 * Thickness: 6mm * Material: Urethane * Tech Flex connectors * Stainless steel bearings * Velcro fastening * Interchangeable padded cuffs * Integrated key pocket * Northcore branding * Colour: Red The new Northcore 6'0 Surfboard Leash is high-quality and designed to be used in waves of 2 to 8-ft tall. The leash's 6mm urethane rope makes it lighter and stronger, so it can be used in all kinds of situations.  This product is extremely durable thanks to the double swivel stainless-steel bearings, Northcore's \"Tech Flex\", connectors, and competition grade urethane, and military grade Velcro fastening.