1.BEST MATERIALS ON THE MARKET: Our smart Car Sun Shade & Ice Cover is made of 4 layers of PEVA Aluminum Foil (Reflects the Sunlight) + Spunlaced Cotton (Isolate the heat from the sun) + Black Fleece Lining (Protect your windshield) + Composite cotton (effectively prevent high temperature into the car). Thicker than other car covers on the market^ 2.EASY AND SAFE FOR USE AND STORAGE: Our smart Car Sun Shade & Ice Cover comes with a portable bag. It is fire retardant, scratch resistant and durable. In addition, it is waterproof. Simply attach the cover to your vehicle's windshield with the doors open and close the side doors to lock. The cover folds easily for storage in the trunk or in the back seats of your vehicle 3. UNIVERSAL SIZE FOR MOST VEHICLES: Universal size for most windshields, Extended size fits most vehicles. Note: It does not fit rear windows^ 4. SEASONAL USE: In summer, it provides protection against sun, UV and heat build-up. Reflecting the sun's harmful rays, significantly reducing scorching greenhouse effect temperatures. A large, all-weather, high-performance winter snow cover for windscreens and windshields. With its ultra-thick design, it can also be used as a camping mat, yoga mat, tent mattress, pet mat, and outdoor baby playmat.^ 5.Usable all year round: keeps the windscreen free of ice and snow in winter and blocks the heat in summer. In everyday life also parktisch as a protective screen against dirt and dust.^