NO-SLIP GRIP Durable Backing helps reduce hand fatigue & tearing when sanding PREMIUM MINERAL GRITS are made with technology found in Cubitron II Industrial Abrasives SUITABLE FOR wet sanding or dry sanding SANDPAPER COLOR WILL NOT DISCOLOR THE SURFACE you are sanding CONFORMS to your surface for easier sanding AVAILABLE IN A RANGE OF GRITS for a smooth finish GREAT FOR construction, woodworking, carpentry, and home improvement projects like paint and drywall sanding RECOMMENDED FOR USE WITH 3M Personal Safety Products FOR BEST RESULTS, sand with the grain of wood, working through a sequence of grits from coarse to very fine. Do not skip more than 1 grit between each sanding step Package contents: 20 Sanding Sheets