Penetrates and removes layers of road dirt, oil and grime from the tire's surface to brighten raised white lettering and whitewalls. Alkaline cleaning solutions, water-based solvents and detergents make Undressed, the best preparation for cleaning tires prior to dressing. Known as the best, most effective tire cleaner on the market. (Gals.- 4 per case, 5's, 32's, 55's)