Effective Reflection and Heat Dissipation: Double-sided high-density aluminum film + bubble insulation layer, strong reflection of sunlight and radiant heat, reduce the temperature inside the car by 10-20°C in summer, with air conditioning to cool down quickly, more fuel-efficient. 2 Suction Cups for Quick Fixing: Equipped with 2 powerful suction cups, firmly adsorb the glass, 5 seconds to complete the installation/removal; Can be folded and stored to a flat state, lightweight and portable, and does not take up space when stored with the car. Upgraded Comprehensive Protection: Blocks 99% of UV rays, prevents aging and fading of the dashboard, steering wheel, seats and other interior spaces, extends the life of electronic devices in the car, and keeps your car interior looking brand new. Suitable for Most Car Models: The car sun shade unfolds to a size of 140cm x 70cm and covers the windshield of cars, SUVs, vans, etc. The rearview mirror area can be used as a support point (for small cars, pre-measured sizes are recommended). Durable and Tear-Resistant Design: The car sunshade is made of thick, puncture-resistant material, so it won't break even after repeated folding; The elastic band on the brim supports the fit and can be locked after folding, so it can be used and carried at any time and is a must-have for driving and sun protection all year round.