Concentrated formula designed to clean anything from dirty decks to soiled fabrics to degreasing engines. Mix concentrate with water for desired cleaning strength. Cleans grease, oil, grime, algae, fish, blood, dirt, etc. on hulls, decks, upholstery, canvas, carpet, and engines. For example: Mix 2 oz. of 3M marine multi-purpose boat soap with 1 gallon of water for effective hull and deck cleaning. 16 fl. oz.