Our De-lcer Spray contains Salt Compounds, Surfactants, Antifreeze. It can quickly melt frost, prevent cracking and freezing of the car glass surface, extend the service life of the car glass surface, better maintain your car, and also make the windshield view clearer. Its use is very simple: just spray the right amount of product evenly on the surface of the car. Quickly melt frost, improve visibility and make your driving more convenient.