The 10 Pack of 20 Premium Floor Mesh Buffer Sanding Screens by PAI is a high-quality product designed for sanding floors. Each screen is 60 grit, making them ideal for efficiently removing imperfections and uneven spots. With a California Prop 65 warning, it is important to use proper personal protective equipment when using these abrasive products to ensure safety. Perfect for professionals in the business and industrial sector, these sanding screens are a reliable option for achieving smooth and polished floors.