Goof Off Heavy Duty Remover works the first time, removing the tough spots and stains ordinary household cleaners can't. Plus, Goof Off Heavy Duty Remover leaves no oily residue and has no harsh fumes. Ideal for hard surfaces, Goof Off Heavy Duty Remover is the essential remover for every room in the house. Remove adhesives and glue, crayon, pen and marker, gum, scuff marks, stickers and decals, asphalt and tar, tree sap, nail polish and more. Ideal for all metals, glass, brick, wood, concrete, grout, vinyl tops, fiberglass, hand tools, most automotive surfaces, countertops and more. Safe for indoor use. NOTE: Every surface is different. Always test for color fastness on an inconspicuous area before using. Do not use on silk, leather, suede or acrylic.