This is ideal for mobile\'s thin glass to protect it from getting screen damaged. With this screen protector you reduce the chances of breaking your mobile\'s expensive LCD screen!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. Sharp objects such as knives and keys will not scratch the surface.