Norton 36-Grit Aluminum Oxide X-Coarse Sanding Sponge 4.5 x 2.69 x 1 in. #82070 Our super-sharp abrasive and new coating method make these sponges resist clogging, cut faster and last longer than general sanding sponges and up to 5X longer than conventional sandpaper. The various sizes and grit combinations offer maximum versatility and flexibility for sanding curved, contoured or flat surfaces of wood, metal, paint, plastic and drywall. Durable, abrasive-coated foam lasts up to 5X longer than sandpaper with resistance to tearing High-performance, open-coat aluminum oxide grain cuts faster, lasts longer and resists clogging Flexible and conformable to shapes and contours making sanding of various surfaces and hard-to-reach areas easier Washable for extended life rinse and reuse Specifications SM AREA SNDSPNGE 36GRT Brand Name: Norton Sub Brand: ProSand Length: 4.5 in. Width: 2.69 in. Thickness: 1 in. Grit: 36 Grit Grit Type: Extra Coarse Sandpaper Type: Small Area Product Type: Sanding Sponge Color: Blue Number in Package: 1 pk Material: Aluminum Oxide Packaging Type: Carded