Cosmos Purple crystal hard case cover for Macbook aluminum PRO 13.3" A1278 compatible w/ both non-thunderbolt and thunderbolt Version Prefect fit for Macbook Pro 13" Aluminum Unibody with BLACK KEYBOARD (A1278/Latest) Not for the White Macbook. Plug your charger, cable or headset without removing the case. Snap on design, easy on easy off. Protects your Macbook from accidental hard knocks and scratches. Fully access to all buttons and features