DURABLE MATERIALS: The cord plates and black buckles are made of high quality plastic so they won't come loose. With reliable materials, it is safe and convenient for you to apply this product. EASY TO ASSEMBLE TAPE TIE KIT: This solar loop pool cover is the easiest to install, just clip the plastic connector onto the edge of the pool cover, then thread the clip with the other clip. UNIVERSAL APPLICATION: Our solar cover reel accessories are designed for reels of an inground solar pool cover. They are universal for solar pool covers ranging from 10ft to 24ft in width and 8mm to 16mm in thickness. CAN BE FIRMLY ATTACHED: to securely fasten the pool cover belt in case of strong wind, you can put the sticky patch on the machine, then screw the belt to the reel with screws to make the belt more solid. PACKAGE CONTENT: 8 pcs * buckle solar coil plate; size: about 7.1 x 4.4 cm (L * W; this universal accessory set is only suitable for in-ground solar pool cover reels. Product Description Pool Cover Retractor Set Solar Cover Rewind Straps Inground Universal Pool Solar Cover Straps Kit Description: Material: Made of plastic material, practical and durable. Easy installation: don't waste your time guessing and the installation is easy. Firmly: can hold the connection tight and ensure that the connection is strong and sturdy. Universal fit: works on most swimming pool covers. Application: perfect small component to fix your solar cover. Specifications: Product Name: Solar Coil Plate Buckle Color: White Material: Plastic Size: Approx 7.1 x 4.4cm(L*W) Package Included: 8pcs* Solar Pinwheel Plate Buckle