HD tempered glass: Precise molecular level laser cut HD tempered glass aluminum alloy camera protector with oleophobic layer ensure original resolution for pictures & videos to protests against sweat and oil residue from fingerprints. After clean the lenses and use the wet & dry dusters to get the dust or dirt off, just have to drop the camera protector onto lenses & carefully press down on the edges of the lens protector to secure it in place. Make sure that the lens protector is properly aligned and there are no bubbles or wrinkles before using your phone. You can enjoy a viewing experience. Scratch terminator: 9H Hardness tempered glass screen protector made with transparent glass that has undergone specialized camera lens protector treatment.  You keep your screen clean with a simple wipe. Manufacturer Information: 6 Months replacement warranty against manufacturing defects only.