1. Surface is anti-oil processing (Oleophobic coating) so fingerprints and oil is not easy to stay surface easy to clean. 2. Full bonding automatic adsorption can be repeated bonded 3. Fully transparent: very thin chemically treated transparent tempered glass. 4. Surface hardness: The surface has a hardness of 8~9h It is 9 times stronger than ordinary glasses. Tool and keys are not cuts 5. Delicate touch: the back of strong adhesives easy to install close to the screen and therefore does not affect the touch sensitivity of the touch screen. 6. Explosion-proof shatter-resistant glass breaks into small piece of sharp more secure than other glass products.