The KEEPER® 32 in. Ultra Bungee Cord is constructed from quality materials for versatility and dependability. The bungee cord is designed with a durable outer jacket to withstand UV rays and weather damage. Inside, premium rubber delivers optimal performance and elasticity. Over-sized glass-filled polypropene sheathed steel hooks prevent rust, scratching and marring of personal items and vehicles while providing up to 3x the endurance than conventional hooks.