Star brite Sea Safe Non-Skid Deck Cleaner - 32 oz Leaves a durable, protective coating to seal deck surfaces Biodegradable Excellent for use on fiberglass, metal and painted surfaces Will not remove wax or polish Lake-safe, contains no phosphates Leaves a durable, protective coating to seal deck surfaces Biodegradable, environmentally friendly formula Excellent for use on fiberglass, metal and painted surfaces Will not remove wax or polish Lake-safe, contains no phosphates