Compatibility ONLY compatible with Model A1278 (older MacBook Pro 13'/13.3' with CDROM, released 20082012). Please check the model Axxxx on the back of your laptop and choose the correct size. Not compatible with other models. Case dimensions Protective case: 13 x 9.1 x 1.1 inches. Laptop model A1278: 12.78 x 8.94 x 0.95 inches. Note: MacBook Pro 13 inch refers to the diagonal screen size (about 13.3 inches), not the length of the laptop. Please verify your MacBook model before ordering. Function The hard shell case provides protection from scratches, moisture and dirt, helping keep your MacBook clean. The bottom features two rows of vents and four rubber feet for stability. It offers a more secure typing surface and helps keep the laptop cool during use. Creative appearance A variety of patterns to choose from. The pattern is printed on the case, not a sticker, so it resists fading and remains clear. This design gives your laptop a unique look and reflects your style. Use scenarios Daily commuting and travel: protects the MacBook on the go while maintaining a cooler, more comfortable typing experience. School or office: lightweight protective cover that is easy to clean between classes and work sessions. Public spaces or cafe work: easy to identify and , helping your device stand out in shared environments.