High-quality materials: Stainless steel hook + latex thread, it has excellent elasticity and is very durable, with resistance to abrasion and mildew. Secure hook: Each bungee cord has a strong metal hook at both ends, with rubber protection. No matter how elastic it is, the hook won't fall off, and luggage can be firmly secured. Flat and anti-slip design: The wide, flat bungee cord distributes pressure over a larger surface area of the cargo. Compared to ordinary round bungee cords, the wider flat bungee cord can secure cargo more firmly. Adjustable length: The bungee cord offers sufficient length and strength to secure bulky luggage on trolleys, bicycles, motorcycles, electric cars, etc., to prevent goods from falling. Specifications: 4 pieces, 1 meter in length, can be freely combined. Each bungee cord has its own metal ring design, which can be connected to the hook as needed.