Material: The clip is made of ABS material and has been thickened, which makes it more durable than ordinary clips and can be used for a long time. Non-slip striped: The clip has a raised stripe design that won’t slip when pressed or hurt your hands during use. Its use is simple and safe. Reusable: This clip has strong wind resistance, will not be blown away, can be used repeatedly, can be adjusted as you like, and has strong flexibility. Versatile: This film clamp is suitable for pipes with a diameter of 11 mm Suitable for the construction of greenhouses, cold frames and row covers, can be used directly to create shelters, banner frames, quilting frames, shed extension film frames etc. Scope of delivery:1 bag (20 pieces) 1*11mm single head film buckle 20pcs Properties: Can be attached to any 11mm OD plastic post or metal pipe. Designed with a convex surface, does not slip when pressed, the surface is glossy and solid. It can be used to secure thinner objects like sunshade nets, tarps