H.Y. TECH Premium Tempered Glass Screen Protector for iPhone 6 4.7" 4.7 inch Crystal Clear & Bubble Free 0.3mm Thickness Edition TRANSPARENT CRYSTAL CLEAR DISPLAY: You can keep your retina display clarity and reduce fingerprint at the same time. Each screen protector has an 8H to 9H hardness rating, providing you outstanding protection from knives, scrapes, cracks, keys and general wear and tear. Anti-shatter film, if broken, the tempered glass breaks into small pieces that are not sharp, making it safer for users. Featuring its sensitive operation and gold quality, this kind of screen protection is made of specially processed glass, which is very effective for protecting your screen from damage.