S100 15500G Wheel Cleaner Bottle - 16.9 oz. Provides up to 50 percent more cleaning power than S100's Total Cycle Cleaner thanks to the clinging power of its unique gel formulation Neither acid, nor lye-based like cheaper products, S100 Wheel Cleaner provides complete surface safety for any type of wheel or wheel finish, including those tricky anodized finishes Safely removes brake dust that can become corrosive if allowed to stand for awhile Spray-on and allow to stand, then rinse thoroughly Extra cleaning power to get your wheels back to that new look