PREMIUM QUALITY: Made of high quality nylon, the bike strap is very elastic and stretchy, allowing you to stretch to the proper length. FIRM AND STABLE: Carbon steel hooks are used at both ends of the rope, and the 2.5cm wide strap makes it more durable, without having to worry about falling. MULTI FUNCTION: Suitable for mountain bikes, motorcycles, daily residences, camping and outdoor activities, the additional beer opening function adds to the versatile experience of the product. A GREAT CHOICE FOR YOU: I believe this bicycle rack accessory can properly maintain and protect your bike. You can ride a bike for a long time. Features: Widen and widen elastic design; Carbon steel hook, strong toughness, wear resistant. Suitable for: bicycle, electric vehicle, daily household, motorcycle, mountain bike, etc. Technical specifications: Material: Elastic nylon thread wrapped in nylon thread; Hasp carbon steel hook Width: about 2.5 cm Weight: 2 meters - about 137 g; 4 meters - About