The set contains 22 polishing sponges in 5 colors (3 inch), 2 M10 drill adapters, 2 suction cups and 2 wool pads. The color hardness of the polishing cotton is: blue 23t black 23t green 25t red 20T orange 30t yellow 27T white 30t Sponge polishing pad - 3 inch Polishing pads, package included Sponge pads, wool pad and threaded drill adapter that meet many polishing needs Complete polishing kit and professional - There are 5 kinds of Soft and fine workmanship - Super scratch-free water absorption as car polishing pads made of high density sponge and woolen pad, soft and delicate, fine porosity with super elastic, ensure a better adsorption to the surface of the polishing object, perfect for quick scratch repair Premium drill adapter - Equipped with a standard drill adapter to connect the polisher, suitable for M10 drill bits and used for polisherpneumatic or electric, velcro design on the back of the sponge pad, use it more easily, you can change the pad seconds Widely Application - Used for all kinds of waxing coat painting, detail polishing and sealing glaze , to clean and improve their lightness. Used for auto car detail polishing. Washable and reusable. Makes the buffing and polishing process much easier. Can be used with a variety of wax waters to remove surface scratches