Black pad used to remove swirl, mild to moderate hologram, water spots and light defect in the paint. The orange pad used to remove heavy scratches and paint defects. Suit for flat clear coating for finishing polishing. White and blue pad can also be used with finshing polish. It has no cutting ability. These polishing sponges are reusable and can be washed by cold water after use. They can be used on pneumatic polishing machines and electric polishing machines. Wide Application: Used for waxing, polishing, sealing and cleaning of various coatings to improve their texture. Great for car and motorbike polishing.