The Peterbilt 579 2008 To 2019 Windshield Sunshade is a practical and efficient solution to protect your vehicle's interior from damaging UV rays. Made of polyethylene bubble with a reflective aluminum coating, it effectively blocks the sun's rays and keeps the interior cool. With its accordion fold and closure strap, it can be easily stored when not in use. Measuring 71 inches by 29 inches, this sunshade is designed to fit perfectly on your windshield. Sold individually, it offers a convenient and effective way to maintain the longevity of your vehicle's interior.