Interlux Aqua-One Ablative Antifouling Paint. Water-based. Delivers solid protection from barnacles, zebra mussels, slime, algae and other forms of marine fouling. Wears away with use, ensuring consistent performance and minimizing buildup and heavy sanding. Fast-dry formula makes application and clean up easy. Can be applied by brush or roller. Suitable for use on cast iron, fiberglass, lead, wood, steel, bronze and stainless steel. Do not use on aluminum. For use in fresh, salt and brackish waters. Matte finish. Black. Gallon.