Universal size silver max reflector sunshade keeps your vehicle's interior cool and protected under the harshest conditions. When your vehicle is parked in the sun all day, extreme heat can build up making your vehicle uncomfortable. Worse yet, damaging UV rays can destroy your vehicle's dash and interior. Tests show that the proper sunshade can keep your vehicle up to 44 degrees cooler. This shade blocks heat and damaging UV rays while your vehicle is parked in the sun. Engineered to fit most cars, small trucks, and SUV's.