CRC MaryKate® On & Off Gel Hull & Bottom Cleaner, 32 Fl Oz

Unique viscous formula clings to the surface to break down tough grease & oil and remove stubborn scum line and rust stains. Bold, blue-green color makes it easy to see where product has been applied. Fiberglass Hull & Bottom Cleaner For use on fiberglass only. Will not harm gelcoat. Applications: Fiberglass Appearance: Blue Green Viscous Liquid Odor: Cherry Acid Remove with water.