3M SandBlaster Ultra Flexible 2-1/2 In. x 4-1/2 In. x 1 In. 180 Grit Fine Sanding Sponge

Best used on paint, wood and metal. Last 5 times longer than conventional sanding sheets. Channels dust away from sanding surface. Use pattern side for detail/contour sanding. Use regular side for flat sanding. Made of premium aluminum oxide mineral. Clog resistant for longer sponge life. Use wet or dry. Washable and reusable.