One Step Before Driving With the Car Rear Windshield Snow Cover, simply remove the cover before driving - no need to clear snow, ice, or frost. Measuring 58 x 31.5 inches, this rear window cover fits most sedans and estate cars. Pro tip: measure your rear windshield before purchase. 4-Layer All-Weather Protection Durable 4-layer construction: PEVA aluminum foil reflects sunlight and repels water, spunlace cotton insulates against heat and cold, and composite cotton blocks freezing temperatures. Reinforced stitching adds long lasting strength to keep your car pristine. Secure Magnetic Design Equipped with 4 magnets along the edges for quick, secure installation. The soft fabric lining protects your windshield from scratches, while the magnets maintain a snug fit even in strong winds. Anti-Theft Flaps & Windproof Straps Two long anti-theft door flaps tuck into your car to deter theft. Two adjustable elastic straps with hooks anchor the cover to your wheels for a windproof fit that won’t budge. Use scenarios - Winter mornings: remove the cover before driving to avoid scraping and keep the rear window clear. - Parked in windy areas: magnets and straps hold the cover in place during gusts. - Compatibility: suitable for most sedans and estate cars, size 58 x 31.5 inches. Pro tip: measure your rear windshield before purchase.