Good quality sandpaper: Sandpaper sheets are made of grit silicone carbide 25 sheets of each grit: 400/ 600/ 800/ 1000/ 1200 Sticky sandpaper Compact size: size of each sandpaper sheet are cut into 0.78 x 3.14 inch perfect for polishing gundam, car, plane model, polishing resin, plastic, wood, metal or other project, Sanding Performance excellent. Can be applied in many environment: use with water, varnish, shellac, lacquer, or oil. Waterproof and tensile resistant technology enables these abrasive paper sheets sturdy and lasts for a long time using in your projects, and they can be used for both wet and dry purposes. Reuse after wash.