NOTE: In-Screen FingerPrint Lock will not work with the Privacy Guard because of it's Spy Coating. It will work super fine and smooth if you have FingerPrint Lock on Side or on the back.- Full Screen Coverage, Anti-Peeping, Case Friendly.- Privacy Protection, anti-peeping when you are on bus, subway, office, payment ,elevator, meeting,Anti-peeping on the side, does not hurt the eyes, protects privacy, the screen is clearly seen at 90 on the front, and the screen is black when left and right is less than 45 , and the content of the mobile phone cannot be seen , There is no anti-peeping effect on the top and bottom of the phone- Highly durable, and scratch resistant - surface hardness 9H, With maximum transparency, this protector maintains your phone's pristine display quality.- Transparent crystal clear display: you can keep your retina display clarity and reduce fingerprint at the same time.