Orders of 2 or more will receive a free gift.Product Material: Sponge Dimensions: Outer diameter: 150 (mm), inner diameter: 130 (mm), applicable disc diameter: 125 (mm), thickness: 27 (mm) Quantity: set of 5 pieces Package Content: 5 * Special DA Machine Sponge 1. UNIQUE DESIGN: A specific design to protect the surface from scratches when polishing, to reduce abrasion for the two pads itself, plate and surface. 2. HIGH QUALITY: top quality, sponge pad, foldable, washable and reusable. Used for all kinds of layer paints, waxing, polishing and sealing glazes, to clean and improve their lightness. The biggest advantage of our pads is to block and retain the polishing compound (avoids falling at high speed). And they have great heat dissipation capacity 3. EASY TO USE: Can be used in pneumatic or electric polisher. Used for auto car detail polishing. With velcro you can easily change the sponge. It is suggested to wash them with clean water and dry them naturally after using them. 4. ADVANCED MANUFACTURING TECHNOLOGY: Soft and fine workmanship, do not damage the surface, washable and save money. They are light and easy to assemble. Made of open cell foam that improves air circulation. 5. DIFFERENT DIFFICULTIES: There are five different colors of the sponge pad with different hardness, effective cutting and polishing of the most difficult car oxidation coating, scratches.