Our 3M™ marine black streak remover is just what you need for removing stubborn black streaks from your boat caused by water runoff, bumpers, shoe treads and more. This cleaner is specially formulated to instantly remove these difficult black streaks with minimal time and effort. Though it's tough on streaks, the remover is safe for fiberglass, metal and painted surfaces. 3M™ 7000045444, 16 fl-oz Container, Spray Bottle Container, Liquid Form, Pale Yellow, Slight Fruit Odor/Scent, 10.5 pH, 8 g/L VOC, Composition: Water, 2-Hydroxy-1,2,3-Propanetricarboxylic Acid, Trisodium Salt, Dihydrate, Ethoxylated Tetramethyldecynediol, Poly(Oxy-1,2-Ethanediyl), Alpha-Undecyl-OmegaHydroxy, 2-Propenoic Acid, Methyl Ester, Reaction Products with 2-Ethyl-1-Hexanamine and Sodium Hydroxide, Methyl Alcohol, 1.066 Specific Gravity