It is an Anti-Spy screen protector tempered glass that can protect your personal privacy or secrets from your phone. It is Designed for smartphones and is smooth with 0.3mm thickness which is reliable and promises full compatibility with smartpones touch screen sensitivity. The installation is very easy but an experienced person is recommended.This privacy tempered glass is only visible to a person directly facing the screen and has less eye strain than compared with normal mobile tempered glass.If the Privacy tempered glass is broken, the glass will break into small small pieces but stay in one piece, making it safer for the glass screen of your smart phone.Strangers beside you will not see the content on your screen as the privacy screen protector will not show the left and right side views of your display so that only you can see the display content from the front side. It is Highly durable and also scratch proof. Makes the Privacy screen protector resistant to oil particles which in turn makes it resistant to fingerprints and protects your phone against water marks, sweat and oil residue from fingerprints, keeping your phone screen very clean with a smoother touch, it is compatible with 3D Touch.