Retractable windshield Insulation sun shade, keep the vehicle cool, block ultraviolet rays, sun visor protector, general automobile sun shade, suitable for different types of cars 5904SBT Sun protection and heat insulation: Double honeycomb structure design to isolate the air inside and outside; wave design to reflect sunlight from multiple angles. The outer layer of the sun shade is made of reflective aluminum foil, which can directly reflect the sunlight from the outside of the car, thereby effectively reducing the temperature inside the car. , Deep heat insulation and UV protection to prevent aging of automotive interior parts.