SPARIN Lumia 640 XL Screen Protector,Clear High Definition Tempered Glass Screen Protector for Microsoft Lumia 640 XL 1. Compatible For: Specially designed for lumia 640xl 2. Ultimate Protection: Made of Japanese imported hardness tempered glass (harder than a knife), the screen protector three times stronger than a regular screen protector film, can be a good partner for your phone to effectively protect against unavoidable dirt, dust and scratches 3. Easy Installation: Manual and video instructions will guide you to install the screen protector easily, hassle-free and bubble-free. Also no residue when removed for repeatable installation 4. High Response & Transparency: Only 0.26mm thickness 5. HD: Clear vision even with the screen protector