Doublesided Wearresistant Sponge Sand Blocks These sanding sponges are designed for durability with wearresistant, doublesided surfaces that stay effective over repeated use. The materials are chosen to resist tearing and maintain performance. 6Grit Set for Diverse Applications Includes six sponges with grits of 120, 150, 180, 240, 400, and 600. Each grit is suited for specific sanding tasks, helping you achieve the desired finish on wood, paint, metal, plastic, or drywall surfaces. Washable and Reusable The sanding blocks are washable and reusable, offering a costeffective solution. They can be used wet or dry, and can even be used directly in water. Their water storage function helps minimize flushing and improve work efficiency. Portable and Versatile Designed to be compact and handy for both flat and irregular surfaces. Their small size makes them easy to carry to various job sites. Use scenarios Finishing wood projects: smooth rough surfaces and joints before applying finish. Surface prep for paint or coatings: remove old finishes or create a uniform base on wood, metal, or plastic. Drywall and patch work: blend joints and patches for a clean, readytopaint surface.