MasterClear Supreme is a non-yellowing, water base self-crosslinking acrylic/aliphatic polyurethane protective topcoat that dries quickly to a crystal clear finish. This Multi-Surface Clear Coat can be used over any previously painted surface, wallpaper, bare wood, oil base and water base stained wood, as well as bare and anodized aluminum. Advanced Resin Technologies protect Interior Surfaces against abrasion, scuffing, chipping, water, alcohol, household chemicals, plus it protects Exterior Surfaces from oxidation, salt air, chlorine, acid rain, bird droppings, mildew, etc. MasterClear Supreme has outstanding gloss retention and clarity with added UV Blockers and Absorbers that greatly reduce the sun's graying and fading effects on stained wood and painted surfaces, keeping them looking fresh for years. DO NOT USE OVER MODERN MASTERS METALLIC FINISHES Coverage: 320-400 sq. ft./gallon. Quart. Gloss Finish. Modern Masters.