Our car hub cleaner contains disodium EDTA, lauryl polyether-7, and sodium lauryl polyether sulfate. It can quickly penetrate dirt, complete deep cleaning in a few minutes, and improve cleaning efficiency. Its use is simple: Spray this product on a car tire and wait 5-10 minutes for the foam to disappear. Designed for stubborn stains, it easily removes brake dust and oil stains and increases the brightness of the wheels.