The Baseus CoolRide Series Windshield Sunshade Umbrella prevents your vehicle from overheating when it is left in the sun for too long, The product provides extremely low solar transmittance, and due to its titanium layer, guarantees thermal insulation, It's special coating allows you to reduce the temperature inside the car by up to 30°C, effectively reducing heat conduction and providing pleasantly cool conditions, The umbrella is designed to block all light from coming through the window.