Microsoft Lumia 640 Case - Armatus Gear (TM) Slim Defender Hex Grid Hybrid Armor Case Impact Resistant Protector Cover For Microsoft Lumia 640 - Green/Black Made from a high quality, lightweight and durable polycarbonate material Protects your phone from bumps and scratches The corners are supported by air cushion technology which absorbs and disperses the force through the silicone. Smart design allows you total access to all functionality and buttons Compatible with Microsoft Lumia 640 ONLY! (NOT compatible with Lumia 640 XL)