Sea Safe Boat Wash is a biodegradeable and concentrated formula that cleans dirt, stains and salt off any surface. Safe for fiberglass, metal, rubber/vinyl, and painted surfaces. A few capfuls in a bucket of water will make gallons of wash. Phosphate free and low sudsing allows for quicker and easier washings. Super cleaner with a great lemon scent. Best Boat Wash we make. Plus it's inland lake approved and totally safe for the environment. 32 oz bottle.