Our Tire Coating Agent contains disodium EDTA, sodium bicarbonate, lauryl ether 7. It can effectively remove the dirt, oil and dust on the surface of the tire, and make the tire look new. Its use method is very simple: rinse the dust and sand with clean water and wipe it dry, use a sponge to dip an appropriate amount of this product in the tire to wipe off the excess residue with a towel. It can remove stubborn rust spots on the surface of the wheel hub and improve the integrity and quality of the metal surface.