1.Quality EVA Foam: Our soft EVA foam closely adheres to edges, minimizing burnthrough and skipping. This construction supports precision sanding tasks without damaging the surface, making it ideal for delicate finishes. 2. Durability: The 5 inch interface pads use a waterproof adhesive hook that firmly holds the foam and sanding disc together. Built for both wet and dry sanding, these pads are designed to last and will not come apart under pressure. 3.Enhanced Flexibility: This hookandloop backing pad bridges the gap between your sandpaper and orbital sander, delivering smooth results. It is for sanding contoured and curved surfaces on cars, boats, and furniture, ensuring reduced vibration during operation. 4.Versatile Hook Loop System: Featuring a dualsided design with a hook face for easy sanding disc attachment and a loop face for secure pad placement, these pads allow quick and easy replacements. The system is compatible with a wide range of sanding discs, enhancing your sanding efficiency. Practical applications Vehicle body work: blending panels and smoothing contours on cars and trucks for a refined finish. Marine projects: sanding hulls, decks, and curved fittings on boats with both wet and dry processes. Furniture and trim finishing: shaping edges, legs, and curved details on wooden furniture, with steady performance and reduced vibration. Specifications and compatibility Size: 5 inch interface pad Material: EVA foam for edge conformity and reduced burnthrough Attachment: waterproof adhesive hook; dualsided hookandloop backing for quick disc changes Performance: designed for wet and dry sanding; suitable for contoured and curved surfaces across multiple substrates