THICK 4 LAYER MATERIAL - Our car cover made of 4 layers of PEVA aluminum foil (reflecting sunlight) spun cotton (insulating from the heat of the sun) black non-woven lining (protects the windshield from your car) Cotton composite (effectively prevents high temperatures in the car). AVAILABLE IN ALL SEASONS - To block the sun and UV rays and keep your car cool in summer. In winter it can block snow / ice / frost. Avoid leaf fall and rain in spring and fall. Outdoor car cover can also be used as a camping mat yoga mat baby play mat and pet cushion. TRIPLE WINDBREAKER SAFE MOUNTING - Our Sun Shade Ice Cover sun protection with large ears and therefore can be firmly fixed in the car door. Elastic bands on the exterior mirrors and 3 magnets (the magnetic buttons are wrapped inside they do not damage the surface of the car). It is flame retardant scratch resistant and durable. 2 SIZE FOR MOST CARS - The standard size of the windshield sunshade is 183 x 116 (72 x 45.7 inches). The large size is 193 x126 (76 x 49.6 inches). The car sun cover covers the windshield and part of the hood. The improved snow cover of the windshield can perfectly protect the wiper and prevent it from being damaged by frost in winter or aging in summer.