Features: Crafted from ABS and nylon strap, solid and firm, strong and Wear Resistant for a long lasting-time. Our nylon watch straps are longer than normal cylinder Holders straps, so you do not have to worry about the gas cylinder Holders strap being too short. Gas cylinder wall bracket with simple design, which is easy and convenient to install. The gas cylinder Holders is suitable for hospitals, laboratories, factories, schools, and so on. Cylinder straps are used to secure the cylinders to the stand, preventing them from falling or moving. Specifications: Material:ABS,Nylon Color:Yellow,Gray,Black,Blue Package Includes: 1x Gas Cylinder Holders note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.