On a hot summer day, touching your steering wheel or seat belt is like putting your hand directly into a hot frying pan. The interior of a parked car can reach very high temperatures. The front windscreen also sometimes acts like a magnifying glass, intensifying the sun rays, and make the car interior hotter on sunny days.Auto Car Winner's Car Windshield Sun Shade Reflector works like a solar shield for keeping your car's interior cool even in the blistering summer weathers. When you place the sun shade on the windshield before getting out of the car. The shade diverts the sun, away from your vehicle, greatly reducing the amount of heat that gets trapped inside.Now you don't have to wait for the AC to cool the car down to drive off after parking for extended periods.It Shortens the time it will take to cool your vehicle.Not only it helps to keep the car cool,it protects from the sun damage as well. It prevents the inside of your car from over heating, protects LCD Screens,GPS Devices and other electronics.It also protect your dashboard from fading and cracks.