Micro star 3" Film-Backed Grip Disc 800 Grit Cuts quick, lasts a long time, resists loading and leaves a consistent finish that is easy to remove by polishing. Ideal for removal of runs, dust nibs and excess orange peel from topcoat finishes before repainting or buffing. Designed for dry sanding; no time consuming clean up that you get with wet sanding. Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.