4-1/2 x 2-7/8 x 1 inches. Rippled surface breaks up baked-on and dried-on foods. Removes tough dirt without scratching SilverStone and Teflon non-stick cookware, Corningware cookware, countertops, glassware, microwaves and many more surfaces. Rinses clean. Rippled surface breaks up dirt, then lifts dirt from surface without scratching.