Goof Off®  works the first time— quickly and easily removing those tough spots and stains ordinary household cleaners can't! Removes: adhesives and glue, crayon, pen and marker, gum, scuff marks, stickers and decals, asphalt and tar, dried latex paint, duct tape, caulk, tree sap, candle wax and more. Ideal for all kinds of hard surfaces all metals, glass, brick, wood, concrete, grout, fibreglass, hand tools and most automotive surfaces.