Chemical Guys Sticky Citrus Wheel Cleaner features an oxygen suspension technology that lifts and separates brake dust, road grime, dirt, and filth. Blended with all-natural citrus extracts, it's safe to use on all wheel finishes, tires, suspension parts, and brake components. The gel formula sticks hard to keep the cleaning power where you need it--clinging onto surfaces for extended work time. Sticky Citrus is tough on dirt, yet gentle on wheels and rims.