• These keys are for macbook air and compatible wth retina display macbok pro,not for old macbook pro ealier than 2012.
• There are two versions for there models(old version and new version),please compare the difference carefully.especially the white hinge piece.
• If you are not sure,please take some pictures for us to check it for you,we will contact you ASAP after we receive the your message.
• Per/order comes with black key and white hinge piece,if you need the rubber cup button,please leave a message after purchase,we will send you that for free.
• Any problems after receive the key,please feel free to send us message to let us know.we will try our best to fix it.