1. Flexible use: Each strap for pool film solar film is approximately 1.83 meters long (with a tolerance of ±3 cm). You can shorten or extend it as needed for flexible use, improved work efficiency, time savings, and full compliance with your requirements. It is versatile and compatible with most visors and wheels. 2. Pool cover drawstring set: The universal holder straps for pool film solar film include 8 straps, 8 Velcro fasteners, 8 studs, and buckles—everything you need to install your solar cover on a roll. This swimming pool roller set is designed for attaching a swimming pool tarpaulin or solar film to the pool roller. 3. Stable and durable: These retaining straps for pool film solar film are made of strong, durable nylon. Upgraded with UVresistant thickening, quality materials, and temperature resistance, they ensure a secure and tight connection, eliminating worries about detachment. The materials guarantee safety and longlasting performance. 4. Easy Installation Step 1: Peel off the doublesided tape on the fasteners. Step 2: Attach the fasteners to the pipe, then secure the of the strap with the Velcro. Step 3: Thread the strap through the buckle. Step 4: Pass the strap through the plate. Step 5: Thread the strap through the buckle again. Step 6: Installation complete. You can now roll up your strap.