Remove black streaks from your boat quickly and easily with the Star Brite Black Streak Remover. It begins working on contact to remove black streaks under tub rails or anywhere else on the boat. Its a great all-around marine cleaner thats safe on fiberglass, metal, plastic, rubber, vinyl or painted surfaces. Will not remove wax or polish. Removes stains on boats, cars, RVs and around the house. Size: 22 oz. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Cleaning & Protectant.