This premium tempered glass protection screen is made with specially processed glass to protect your device screen from shocks and scratches through impact absorption. By undergoing specialized tempered-glass treatment, this screen protector is three times harder than standard protector. Designed to 0.3mm thickness, 9H surface hardness (Note: diamond has 10H hardness) and with a curved edge, this screen protector fits well onto your device screen. The 2.5 arc edges offer a chip-resistant design for durability and a smooth feel for a perfect grip. This screen comes in retail package along with an Electrostatic absorption paper, alcohol swab and a microfiber cloth. See image for installation instructions.