Only compatible with New Macbook Air 13 inch(Model Number: M1 A2337 A2179 A1932). Please check the Macbook model "AXXXX" on the back before purchasing. Not compatible with other Macbook modelWARNING: Please follow the steps on the package to install, Not applicable to Macbook Air13 inch (Model: A1369 A1466, released between 2010-2017), Not applicable to EU Layout keyboard "Enter" key is like "7"If the item arrives with scratches, you can contact the customer for a refund or exchange. Hard Case: High-quality PC plastic with high impact strength, wide temperature range, and good dimensional stability(You don't have to worry about the case deforming due to high temperatures). Hard Shell Case could protect your MacBook from scratches. In addition, the case with colorful rubber coating, which makes your Mac more unique.Made with high transparency and engineering grade TPU material, ultra thin to 0.12mm and won't hurt the screen and made it easier for typing. And high transparency film allows backlit keys to clearly shine through, and the keyboard cover is completely washable and reusable, easy to apply and remove for cleaning or disinfecting. Screen Protector: Laptop films can prevent your screen from being scratched effectively and could retain its original brightness.And it is easy to be cleaned.Tips: I would recommend shining a bright light at the screen during the cleaning process, to make sure no specs of dust remain. Then starting from the bottom of the screen and smoothing it upwards.