Material: The expansion hook consists of two parts. The elastic ring is made of flexible latex and the hook is made of strong steel. It is durable, flexible and elastic, has good grip, high strength and can be reused. Strong stability: The reliable elastic rope has the greatest stability, the hook and the elastic band are firmly connected and it is not easy to separate. 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, easy to use. Wide application: An essential tool for securing cargo and goods on cars, trucks, trailers, motorcycles, bicycles and also ideal for outdoor use to secure camps, tents, tarpaulins, canopies. Works in all weather conditions: The long rubber straps with hooks are perfect for snow, rain, sleet or all weather conditions. The hooks also hold in the toughest outdoor components.