WINDPROOF MAGNET DESIGN - This universal magnetic windshield cover has 4 movable magnets on the top so you can adjust the snow cover to the size of your car. These magnets keep the exterior windshield cover in place on your car even on windy days. Even the strongest winds are no match for this windshield cover's magnetic grip! Perfectly fits your car and protects against wind. EXCELLENT PROTECTION - Fullive rear window protects your rear window from frozen ice/dust/frost, and the waterproof polyester material makes it very easy to wipe snow from your rear window. All you need to do is remove the cover and shake off snow/dust. PREMIUM QUALITY - Fullive rear window is made of high-quality polyester, just like an umbrella for your car. Protect your car from snow/ice/dust/frost/sun. The durable stitching prevents the cover from tearing or scratching and maintains its form for a long time. EASY TO INSTALL - Easy to install, no need to worry about this windshield cover blowing away. This windshield has no external straps and you can install it very easily with the door flaps and internal security straps. With its adjustable straps, installation can be done very easily. And the included drawstring storage pocket allows this Fullive windshield cover to be easily folded and stored. ULTRA SECURE - With its security flaps and straps, the security flaps can be tucked into the car doors which cannot be easily moved. As a result, the car windshield cover cannot be easily stolen, and the car windshield cover stays perfectly in place.