Veros Gel Wheel Cleaner and Iron Remover is a PH Nuetral Non Acidic GEL cleaner that safely and effectively cleans your wheels. Most wheel cleaners made of liquid just run off your wheel not allowing time for the product to dwell. With built in GEL technology Veros Wheel Cleaner and Iron remover CLINGS to the surface of your wheel allowing it time to dwell and loosen up stubborn brake dust. Veros Color changing formula turns red as it works effectively. Rinses away clean leaving your wheels looking meticulously detailed . Specifically designed to be safe enough to use weekly but also extremely effective! Great for use on all wheels and even painted calipers. Do not let dry on the surface.