OPTIMO WHEEL CLEANER PRO is a specially formulated cleaning agent designed to lift and remove stubborn brake dust, road grime, oil and dirt from the wheels without hard scrubbing. Wheel Cleaner is highly effective against brake dust and grime. Wheel Cleaner is safe to use on all types of wheels without harming the paint or the plated finish. For old wheels, Wheel Cleaner will lift and loosen the stubborn brake dust and grime making it very easy to clean with a brush. Just spray Wheel Cleaner on the wheels and watch it work!