PACKAGE AND SIZE: The package contains 24 pieces of sandpaper. The sandpaper size 75mm / 3 inch, enough for daily use. 6 DIFFERENT GRIT: There are 6 different grits: 1000/1500/2000/3000/4000/5000. 4 pieces of each grit, on the back of the sandpaper there is a particle size marker. Different sandpaper can meet your different polishing needs. DURABLE MATERIAL: The sandpaper is made of black silicon carbide paper and latex paper, wear-resistant, anti-static , the sandpaper can withstand wet and dry use, has high flexibility, and is not easily broken when polished. DESIGN: The back of the sandpaper has a Velcro design which can be stuck on a random orbit sander, Velcro sandpaper is easy to install and remove so you can sand quickly and efficiently. WIDE APPLICATIONS: Sandpaper can be used for sanding and polishing materials such as metal, wood, wall, leather, stone, etc. It is suitable for the automotive industry, the wood industry and the home.