Our automotive glass polishes contain lauryl ether 7, sodium carbonate, calcium carbonate. It can optimize the glass polishing to bring fast results. Effective removal of minor scratches and surface damage. Its use method is very simple: 1. Clean the surface of the car glass. 2. Spray appropriate amount of this product on the sponge, and wipe the glass with the brush; 3. Just wipe it off with a clean sponge. Automotive glass polish cerium oxide powder for glass polishing.