Increased flexibility This hook and loop backing pad closes the gap between your sandpaper and your sander to deliver optimal results. It is ideal for sanding contoured and curved surfaces on a variety of objects such as cars, boats, and furniture, providing a smooth operation and reduced vibration. High-quality EVA foam Our soft EVA foam adheres closely to the surface, minimizing the risk of burning and slipping. This premium construction helps achieve a flawless finish without damaging the workpiece, making it ideal for precision sanding. Outstanding durability These 5 interface pads are equipped with a high quality waterproof adhesive hook that holds the foam and the sanding disc together. They are designed for longevity and are suitable for both wet and dry sanding, delivering a reliable solution that does not come loose under pressure. Versatile hook and loop system The pads feature a dual sided design with a hook side for easy attachment of the sanding disc and a loop side for secure placement of the pad, allowing quick and easy swaps. This versatility ensures compatibility with a wide range of sanding discs and improves your sanding efficiency. Use scenarios - Refinishing contoured automotive body panels where precise control and a smooth finish are critical. - Sanding curved furniture edges and ornamentation to remove scratches without gouging. - Preparing boat hulls or decks with uniform, defect-free results for painting or sealing.