Star Brite Liquid Rubbing Compound For Medium Oxidation is a liquid formula rubbing compound designed for use in light to medium duty applications. Star Brite Liquid Rubbing Compound For Medium Oxidation Features: For fiberglass, metal and painted surfacesRemoves stains, scratches, and medium oxidationConvenient liquid formulaGreat for buffer or hand applicationRemoval is quick and easy - Does not set up like most rubbing compounds