Mothers® Marine Wash‘n Wax A concentrated, biodegradable wash and wax, for boat and RV surfaces. Specifically formulated to quickly and easily remove dirt, salt spray, grime and scum. Mothers® Wash‘n Wax is an environmentally friendly, low-sudsing formula. Its no-hassle rinsing creates a brilliant gloss while adding protection to all finishes. #91532, 32 oz.