1. Sun shades are used in an effort to maintain the operating temperatures of.2. A sun shade study was conducted to determine the best orientation for the new stadium. 3. Windshield sun shades have a reflective surface to bounce the light back, reducing the interior temperature. 4. The park soon had playground equipment, a cook house, benches, sun shades and a golf course. 5. Occupants control their thermal environment by means of clothing, operable windows, fans, personal heaters, and sun shades . 6. About 1, 000 people, some using Vatican flags as sun shades , awaited the pope at the airport. 7. -- The rear window sun shade that goes up and down at the touch of a button. 8. Use a sun shade in your car. 9. 1600s _ The English begin using the umbrella as a sun shade , with canopies usually made of feathers. 10. Some vehicles can be equipped with power sun shades that move up and down with a touch of a button.