The Keeper® Adjustable Flat Bungee Cord is designed with a durable outer jacket to withstand UV rays and weather damage. The cord is fully adjustable and expands from 10 in. to 54 in. Inside premium rubber delivers optimal performance and elasticity for long-lasting repeated use. It is equipped with polypropene sheathed steel hooks to prevent scratching and marring to personal items and vehicles and is up to 2x stronger than conventional hooks.