Zep Ice Melt Windshield De-Icer is a ready-to-use aerosol spray formulated to remove frost and hard ice from vehicle windshields and windows. The fast-acting formula quickly melts ice on windshields, headlights, doors, and locks on autos, trucks, buses, and trains. It also helps thaw frozen locks while containing a corrosion inhibitor to help prevent rust on ferrous surfaces. Harmless to paint and compatible with automotive finishes including chrome, vinyl, and rubber, it leaves no smeary residue for clear visibility after use. Suitable for use on vehicle glass as well as office, store, and home windows.