Mosiso Plastic Hard Case Cover for Macbook 12 Inch with Retina Display Model A1534 (Newest Version 2017/2016/2015), Blue and Pink Snap on design, easy on easy off Fully access to all buttons and features Plug your charger, cable or headset without removing the case Superlight-weighthardshellwithexquisitefinishprotectsyourMacBookfromscrapesandscratches Start with the top cover of the case. Clip the 2 clips at the back of the MacBook first. Pull the case slightly to the front until the 2 clips "clicking". Turn around the MacBook. Clip the bottom cover on the back of the MacBook first. Pull the case slightly to the front until the clips "clicking".