Star Brite Hull Cleaner Gel Spray eliminates scum lines and stains on boat hulls with minimal effort. A new gel formula sticks anywhere it reaches to do much of the cleaning work for you. Star brite Hull Cleaner Gel Spray is scientifically formulated to remove even the toughest stains of rust, dried fish blood, leaves, and more. Use it on all fiberglass and painted surfaces with confidence, knowing it has no harmful acids and is safe and easy to use. Cancer and Reproductive Harm- www.P65Warnings.ca.gov.