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. Polypropene sheathed steel hooks prevent scratching and marring of personal items and vehicles and is up to 2x stronger than conventional hooks.