This products is made of tempered glass which has high transparency high sensitivity delicate touch and ultra hardness which protects mobile phone screen from scratches and external shocks; It effectively prevents mobile phone screen from shatter once drop down the ground accidently; Tempered glass membrane is safe to use; Colored optical coating layer does not influence the screen displaying while screen on it keeps original high transparency while screen off it instantly appears amazing and dreamy color becomes a cosmetic mirror you can enjoy your beauty anytime; AF Coating on tempered glass membrane can prevent greasy dirt and fingerprint. It is easy to clean brings you smooth surface and delicate touch; Tempered glass 0.4mm thickness won't affect mobile phone screen display. It not only protects your mobile phone but also keeps original mobile phone design; Tempered glass membrane is made with proprietary technology. Which makes easier application. It can be used repeatedly without adhesive residue and bubble.