UNIQUE DESIGNDifferent sizes for both sides of the pad---front 6 inch(150mm), rear 5.5 inch(140mm)---specific design to protect the surface from scratches when polishing, to reduce abrasion both the pad itself, plate and surface.HIGH QUALITY Superior quality, foldable, washable and reusable sponge pad. Used for all types of coat paints, waxes, polishes and glaze sealants, to clean and improve its lightness. The biggest benefit of our pads is to lock and retain the compound. Polishing (prevents high speed falling off). And they have a strong capacity. heat dissipation.EASY TO USE Can be used on a pneumatic or electric polisher. Used for car detail polishing. With velcro, you can easily change the sponge. It is suggested that you wash them with clean water and dry naturally after use. ADVANCED MANUFACTURING TECHNOLOGY Soft and fine workmanship, no harm to the surface, washable and save your money. They are light in weight and easy to carry. assemble. Made of open-cell foam which enhances air circulation. DIFFERENT DIFFICULTIES There are five different colors of sponge with different hardness: Yellow > Orange > Blue > White > Black, effective cutting and polishing of the most stubborn oxidation coatings and scratches on the car.</p>