Gator 9 x 11" Waterproof 220-Grit Extra Fine Sandpaper, Single Sheet is i for wet sanding between coats of paints, sealers, varnish, and other finishes. Made from high-quality silicon carbide, this extra fine sandpaper ensures a smooth and precise finish. The resin coating enhances durability, outlasting ordinary glue bond sandpapers. Each sheet measures 9" x 11", making it for detailed finishing tasks in both professional and DIY projects. Model Number: 4241