Toptex offers a wide variety of abrasive sponges suitable for sanding curved, contoured or flat surfaces. Toptex's abrasive sanding sponges are washable and reusable as well as extremely durable.  are the highest quality abrasive sanding sponges on the market today. and available in thickness of  1/2" and 1" with aluminum oxide and silicon carbide abrasive grains and a variety of grades. are ideal for obtaining the smoothest finishes in the woodworking, automotive  industries. They can be used for removing raised fibers on whitewood as well as for stain and sealer sanding.