Auto Drive Windshield Twist Sunshade Beach Design Sunlight UV Ray Block AD23M-83 1 Pair, 28.5"x31.5",is capable of installation on most cars and SUV winsdhield, is available for installation vertical or horizontal to achieve the perfect fit. It  has resistance to harmful UV rays and sunshine heat, protects your car interior avoid of material damage and color fade, meanwhile an assistance to keep car interior cool at a comfortable temperature before you get inside to start engine. After using, just twist them to a thin compact, put it on the co-pilot seat or beside the seat that will not occupy much space of your car. A great helper to increase the car use life term and driving comfort!