Ocean and Earth comp leash * Cord diameter: 7mm * Padded strap: 50mm * Material: New formula urethane * Diamond-flex mould * Double anchor swivels * Detachable railsaver * Flexible neck strap plug * Neoprene inner strap * Safe release pull tab * Plug buddy * Ocean + Earth detailing * Colour: Black Are you looking to surf big waves? You need a reliable surfboard leash! The Premium XT Leash - 7ft is extremely strong and can be used to surf waves up to 10ft. Ocean & Earth surfboard leashes have been praised for being the strongest in the country with its new urethane formula and equipped with superior quality railsaver, swivels, and strap plug.