SPARIN LG K4 Tempered Glass Screen Protector 1.Compatible For: Specially designed for lg k4 2. Ultimate Protection: Made of 22H 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