Our Anti-Fog Agent contains Isopropyl Alcohol, Propylene Glycol Butyl Ether, Laureth-7. It can prevent water vapor from condensing into fog by forming a thin protective film on the glass surface. Its use method is very simple: first wipe the dust on the window glass with a sponge, spray the spray on the towel, use the towel to evenly apply the anti-fogging agent on the glass, and finally wait for air dry. It is not only suitable for the front windshield of the car, but also for the rearview mirror, bathroom mirror, glasses, motorcycle helmet and other surfaces, and has a wide range of applications.