material Our car windscreen sunshade is made of , durable material. It blocks glare around the edges of the windshield with a flexible edge protector and can block up to 98% of sun heat. Easy to use and fold Pop up the sunshade, install it, fold it back, and store it in the included storage pouch. It installs and folds in seconds without any suction cups or adhesives. Insulate heat and sun protection The silver side reflects ultraviolet rays to prevent direct UV exposure to the dashboard and interior. The black side isolates heat conduction, helping keep the interior and seats cool, reducing fading and cracking, and shortening the time needed to cool the car. 4 seasons uses In summer it provides protection against sun, UV and heat buildup, reflecting harmful rays and significantly decreasing the scorching greenhouse effect. It serves as a durable front windshield sunshade and also acts as a winter snow cover in all weather. Use scenarios Daily parking in hot sun: Reduces interior temperature, protects the dashboard and upholstery from UV exposure, and keeps the cabin cooler when you to the car. Quick errands or long drives: Easy to deploy and remove in seconds, without suction cups or adhesives, making it convenient for frequent stops. Winter weather: Serves as a front windshield snow cover to help prevent frost buildup and assist with faster defrosting.