Glass Screen Protector, For Asus ZenFone Zoom ZX550 KHAOS&reg; Premium Ballistic Tempered Glass Screen Protector ([1 Pack] For Asus ZenFone Zoom ZX550) 1. The item Compatible with Asus ZenFone Zoom ZX550 -1 Pack 2. Whole Transparency: The protector is 0.3mm thick and made with chemically treated, transparent tempered glass.Surface hardness : 8~9H: The surface of the protector has a hardness of 8-9H, three times stronger than regular PET film. Even shard objects such as knives and keys will not scratch the protector. 3. Oleophobic Coating: The protector has an oleophobic coating that prevents fingerprints and other contaminants and makes the film easy to clean. Delicate Touch: The protector is coated on the back with a strong silicon adhesive that makes installation easy and attaches the film firmly so as to not affect the touch screen's sensitivity. 4. Anti-Shatter Film: If broken, the protector breaks into small pieces that are not sharp, making it safer than other glass products. 5. REMINDER: some of the glass films you receive may differ from the photos in terms of opening position. It is guaranteed though this would never affect usage or screen protection. Picky buyers PLEASE purchase with caution, so as to avoid disputes.