❗❗❗IMPORTANT: PLEASE READ BEFORE PURCHASING!!⚠️⚠️⚠️WARNING: Before you make a payment, PLEASE ENSURE YOU CHECK YOUR MODEL NUMBER IN ORDER TO CHOOSE THE CORRECT SIZE CASE FOR YOUR LAPTOP.For those who are unfamiliar, there are different variants of Mac notebook over the years. There are 2 versions of Air 13 cases, 3 versions of Pro 13 cases and 2 versions of Pro 15 cases which we are selling on Amazon. Therefore it is extremely important that you have selected the correct size (model number) so that you will receive the correct case for your Mac.How to check your model number:The model number is located on the back of your Mac, in small prints which says "Model: Axxxx" . "xxxx" are numerical numbers.SpecificationsDesigned to compatible with MacBook Pro 13" with Retina Display (2012-2015 version) : A1502/A1425Snap on design, easy on easy offFully access to all buttons and featuresPlug your charger, cable or headset without removing the caseSuper light-weight hard shell with exquisite finish protects your laptop from scrapes and scratchesMaterial: Polycarbonate???Compatible with Models A1502/A1425?Model: A1502Release 2015: MF843LL/A, MF841LL/A, MF840LL/A, MF839LL/ARelease 2014 and 2013: MGX72LL/A, MGX82LL/A, MGX92LL/A, ME864LL/A, ME865LL/A, ME866LL/A?Model: A1425Release October 2012: MD212LL/A, MD213LL/A, ME662LL/A ME664LL/AInstallationStart with the top cover of the case. Clip the 2 clips at the back of first.Pull the case slightly to the front until the 3 clips "clicking".Turn around the laptop. Clip the bottom cover on the back first.Pull the case slightly to the front until