Helps to prevent your screen scratching and other damage, our quality glass are an Excellent choice of screen protection. Tempered glass construction for enhanced impact resistance and reduce the chances of screen damage. Made with chemically treated, transparent tempered glass with silicon adhesive to keep it in place. The surface has a hardness of 9H, which is 3 times stronger than regular PET film. The screen protector has an Oleophobic coating, which makes the screen protector easy to clean. In case of screen damage, the screen protector will break into small pieces that are not sharp.