Using five-grade TPU substrate with yellowing resistance grade, a new generation of metal anti-oxidation patent heat insulation coating, high light transmittance does not affect skylight lighting, high clarity, low fog penetration, high heat insulation, Ashland glue does not degummed, and does not warp . Increase the hardness of the skylight by more than three times, prevent the risk of falling objects from high altitude, and keep your car cool for a summer! Outdoor weather resistance for 5 years.