Our Multifunctional Car Interior Retreading Agent contain Disodium EDTA, Sodium Bicarbonate, Laureth-7. It can effectively remove surface oil, dust, fingerprints and stains, form an invisible coating on the surface, protect the surface, prevent fading, cracking and wear, and make the dull car interior sparkling. Its use is simple: first spray the product on a sponge, wipe the sponge back and forth on the desired surface, and finally wipe it off with a towel. The ingredients are mild and won't hurt your hands or stain or corrode the car's interior.