Tempered Glass is a scratch-resistant glass with a high hardness of 9H that protects the screen of your favorite smartphone even from the sharpest objects. Tempered Glass is a scratch-resistant glass with a high hardness of 9H that protects the screen of your favorite smartphone even from the sharpest objects. With just 0.3mm thickness, it does not add bulk to your smartphone while providing 100% clarity as well as an excellent touch feeling. It is easy to install without forming bubbles. Features: 100% clarity, only 0.3mm thickness, 9H hardness, excellent touch feeling, easy application