Double Defense Glass (Black) for Scratch Proof (Hardness: 9H), 0.33mm 2.5d Reduce Smash Rate | Tray Installation: Easy to Apply (Bubble-Free / No Residue) | High Definition Transparency Glass Film that ensures maximum resolution for RETINA Display | TrueTouch Sensitivity for an invisible and perfect protection on touch screen | Case Friendly Perfect cutouts on the front not to interfere with sensors or responsiveness