Oleophobic, ultra strong, while being super thin and invisible, backed up by a $100 Screen Repair Guarantee. If your phone screen breaks while covered by cellhelmet Tempered Glass Plus, simply get it fixed, and we'll repay you up to $100 for that repair. It could not be easier. cellhelmet's Tempered Glass Plus offers complete screen protection for your phone. All this while remaining crystal clear to give your high-end screen as much resolution as the manufacturer intends. Rounded edges will make your thumbs feel like nothing is there, while the oleophobic coating prevents fingerprints from appearing. High-end screen protection product for your high-end phone. Installation is simple and easy, with no air bubbles, and an included cleaning cloth to prepare your phone screen for installation. Simple, easy protection for your phone screen.