Keeper award winning Carabineer Style Bungee Cords use an advanced carabineer hook design that is up to 3 times stronger than conventional bungee hooks. For added security, the hook includes a spring gate that locks in place and will never come open accidentally. Heavy duty cord adds to the strength of this product because it is made only from top quality rubber that performs 3 times better than conventional cord. Keeper's unique Carabineer Style Bungee Cords are perfect for roof top cargo racks, motorcycle cargo racks, ladder racks and a huge variety of other uses.