Description: Quality Materials: Glass material after high temperature steel processing, surface hardness up to 8-9 h; topped with oleophobic coating for fingerprints,smudge, water and oil resistance. Impact resistance is strong. HD Screen: with 99.9% transparency to allow an optimal, natural viewing experience. Premium Glass: Precise laser cut tempered glass, perfect Clarity; Touchscreen Functionality ;Bubble-Free,maximum protection from impact drops, scratches, scrapes, bumps. 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.