Automobile glass heat insulation film refers to a transparent film attached to automobile glass. It is made of materials with strong durability, strong moisture resistance, high and low temperature resistance. It is clear and transparent. It is metallized, coated, and magnetron sputtered. , Sandwich synthesis and other processes, it becomes a film with different characteristics, which can tightly adhere to the glass fragments. When a car crash occurs or the windshield is knocked by a gangster, the glass fragments will not fall off and splash.