Our 3-in-1 automotive coating spray is carefully formulated with deionized water and polytetrafluoroethylene. Specially designed for cleaning windshields and removing stubborn stains, restoring the windshields to their original state. The usage method is extremely convenient: Spray an appropriate amount of this product evenly on the vehicle. Wipe it back and forth with a towel until it becomes shiny. And it can remove stains on the glass surface to prevent scratches, provide a lasting surface luster and improve clarity.