Versatile Hook Loop System Dualsided design with a hook face for easy sanding disc attachment and a loop face for secure pad placement. Allows quick and easy replacements and compatibility with a wide range of sanding discs to enhance sanding efficiency. Quality EVA Foam Soft EVA foam closely adheres to edges, reducing the risk of burnthrough and skipping. Helps achieve a finish without damaging the surface, making it ideal for precision sanding tasks. Enhanced Flexibility Hook and loop backing pad bridges the gap between your sandpaper and orbital sander for results. for sanding contoured and curved surfaces on cars, boats, and furniture, ensuring smooth operation and reduced vibration. Durability Waterproof adhesive hook firmly holds the foam and sanding disc together. 5 inch interface pads designed for both wet and dry sanding, providing a reliable solution that won't come apart under pressure.