Dash Designs 21 inch Universal Fit Retractable Auto Windshield Sunshade for Chevrolet Trucks Auto sun shades have durable fabric that keeps cars cool even on the hottest days. Easy to install, auto sun shades mean no more fussing with large pieces of cardboard. Protect steering wheels, dashboards and upholstery with auto sun shades. 21" tall Auto sun shades are easy to use, retracting fully when not in use.