This non-abrasive polish is suitable for all metals, fiberglass and most hard plastics. It effectively removes corrosion, tarnish and discoloration, enhancing surfaces to a high level of brightness. Its primary advantage in a gun shop setting is its capability to eliminate surface rust from blued finishes without compromising the underlying bluing. Additionally, it leaves a protective film that prevents further rust and corrosion for up to six months. The formulation is free of acids. For brass, copper, silverplate, sterling silver, chrome, stainless steel, nickel, bronze, solid gold, aluminum, anodized aluminum, beryllium, magnesium, platinum, pewter, factory hot gun bluing, painted surfaces, Formica, cultured marble, Corian, glass, Plexiglas and various plastics Eliminates tarnish, rust, water stains, chalking, lime deposits, heat discoloration, lead and powder residue, oxidation, bugs, tar, oil, fingerprints, tree sap, bird droppings, graffiti, dyes, black streaks, scuff marks Utilize the Flitz BuffBall, a microfiber cloth or a paper towel for buffing Provides corrosion resistance for up to 6 months in freshwater environments and up to 3 months in saltwater conditions A concentrated cream that excels in its ability to clean, polish, deoxidize and protect No other product works faster, more efficiently or more effectively