Coosbo - US version English Silicone Keyboard Cover Skin Protective for 11" Mac MacBook Air (11 inch Gold) 1. Only for US version of Macbook, "Enter" key is a rectangle. 2. Waterproof and dustproof, protect your laptop against spills, dust,and other contaminants,Sunproof, Anti-Ultraviolet Radiation, Will Not Change To Yellow Even If Used For A Long Period. 3. Removable and washable, the cleaning without affecting the effectiveness of their use 4. Comfortable and soft to touch,prolongs keyboards life. 5. Reduction the sound of keyboard. Anti-scratch & stain-proof.