How do I protect from wind getting under my FrostGuard? Always choose the loop pairings that provide the most secure fit against the front of your windshield. The fit should be taught and flat. This will prevent sudden gusts of wind from getting under your FrostGuard windshield cover. Articles in this section Do FrostGuard windshield covers use magnets? What is the difference between the Signature and Deluxe models? What is my order status? Will the Mirror Covers accommodate oversized mirrors? What sizes are your windshield covers? Will you get NFL FrostGuards back? What size do I need? Can I get FrostGuard with my local sports team or logo on it? What prevents someone from taking it off my car? Can my FrostGuard be used on the rear windshield? See more