Stoner Car Care 92207-6PK wheel cleaner 16-ounce bottle - case of 6 features a foaming gel cleaner. It quickly Penetrates deep within hard-to-reach areas then rinses clean. The thick foam clings to wheels and tires dissolving tough grime, brake dust, road grime, tar, oxidation, grease, oil, and dirt. It is fast and easy to use, simply spray, brush, and rinse. It is safe use on for tires, wheels, and hubcaps. It offers an acid free formula.