MAXIMUM PROTECTION: These stretchy, pull-over car window sunshades (pack of 2) are made of high-quality nylon mesh, which is both breathable and stretchy. They will effectively protect your children and/or pet in the rear of the car from harmful UV rays - blocks 70% of UV rays UNIVERSAL FIT: The LittleLife Car Window Sunshades are flexible and stretchable. They will fit over almost all car door shapes to form a tight seal blocking all areas from the sun. Shades help to reduce heat and prevent your children from getting burnt or overheating RAISE & LOWER WINDOWS FREELY: The mesh sun shade is breathable and will fit, so that you can still raise or lower the windows to allow airflow while it is attached, leaving the sun protector in place at the same time IMPROVE PRIVACY: The sun shade for car windows will increase privacy inside the vehicle for all passengers. You can see out clearly from inside the car but it will be hard to see the inside of the car from the outside