Scotch-Brite® Super Cleaner Sponge.• Cleans stains and marks from walls, tiles, floors in no time! Only with water!• Removes pen, marker and fingerprint marks from walls, floors, tiles and doors• Eliminates soap scum and water salts from your bathroom and kitchen• Works like an eraser. It can be used once or even more times, depending on the use• Instructions for Use: - Wet only with water. -Use the white side to remove marks and the blue side to clean up residue• Caution: -Before use, test the suitability of the product on a small, inconspicuous area -Keep the product away from children -Do not use on your skin