Material: The expansion hook consists of two parts. The elastic ring is made of flexible latex and the hook is made of heavy-duty steel. It is durable, flexible, and elastic, with good adhesion and high strength, and can be reused. Strong Stability: The reliable elastic rope offers excellent stability. The hook and elastic band are firmly connected and not easy to come apart. Easy to Use: You can increase the length by tying a knot or connecting two hooks. The rubber tensioner can be installed and removed in seconds, making it easy to use. Wide Application: An essential tool for securing cargo and loads on cars, trucks, trailers, motorcycles, and bicycles. Also ideal for outdoor use to secure camps, tents, tarps, and awnings. Works in All Weather Conditions: Long bungee cords with hooks perform well in snow, rain, sleet, and various weather conditions. Hooks maintain hold even in challenging outdoor environments.