iPartsBuy Frosted Surface Plastic Back Housing Cover Replacement for Microsoft Lumia 640XL(Black) High Quality Frosted Surface Plastic Back Housing Cover Replacement for Microsoft Lumia 640XL Replace your broken or unusable item with a new one Each item has been checked and in good condition before shipping Professional installation is highly recommended We will not be responsible for any damages to your cellphone/mobile phone that you may cause during the changing of replacement parts