Fairphone 4 Back Cover This is a replacement back cover for the Fairphone 4, it is not a protective case. Key Features Matte Finished Back Cover for Fairphone 4 Protects the Inside of the Phone Holds an NFC Antenna 100% Fully Recycled Plastic Swappable Whenever you Want Overview The Fairphone 4 Back Cover is made from 100% recycled plastics and is designed with durability in mind. It protects the inner workings of your phone, while also hosting an NFC antenna for all your one-tap purchases. The matte finishing is a joy to behold, and the thing that tops it all off? The fact you can pop it off and look inside, something most smartphones lost a long time ago.