Our car glass anti-fogging agent contains disodium EDTA and sodium bicarbonate. It can ensure that the glass is clear without water stains and improve driving safety. A hydrophobic layer is formed on the surface of the glass to effectively prevent the condensation of water droplets and improve the quality of vision. Its use method is very simple: 1. Clean the glass surface and keep it dry 2. Spray the product evenly on the glass inside the car, wipe it with a clean towel, and wait for it to dry. And it can prevent water stains from blocking the glass, improve visibility and clear vision.