Perfect for your toughest clean-ups. Extra abrasive. Excellent for grease, mildew, and other all-around-the-house tough messes. For use on all heavy-duty jobs: Grills, grates, cast-iron pots, stove burners, wood and metal lawn furniture, broilers, garden tools, white wall tires. Caution: Not for use on glassware, plasticware, porcelain, non-stick coating, SilverStone, and polished, brushed, or satin finished surfaces. 3 pack.