Yacht Brite Brite Wash A powerfully versatile, general maintenance cleaner Professional grade. Cleans fiberglass, metal, rubber, painted surfaces, dirt, grease, salt and more. A concentrated, gentle, boat wash soap. Environmentally smart. Will not strip wax or polish. Resists water spots, including hard water. One ounce cleans an entire 40 foot boat. Note: Gallons do not qualify for free freight.