ZF 2.5D 0.33mm Glass Protector gives your device long term protection against scratches and dust. Feel Protected and shielded once you install the ZF Glass Protectors on your device. Our Screen Protector comes with high-quality dustproof and Scratchless material. Our Glass is tempered so in Case it Cracks, the Impact won't damage your device's Screen. Instruction: - Make Sure you Install the Glass in a Dust-free environment. - Take the Glass Protector out of the package and put it aside. - Tear Open the wet Cloth and Clean the screen of your Device Properly. - Now dry up the Screen. - Peel off the adhesive cover sheet from the Protector and Hold in neatly parallel on the Device. - Put on any of the sides of Device and release it. - Let the Protector Spread all over your screen and do not Push it. - Once Protector has set Properly Clean it again and Wash the Bubbles out. Your Device is now Protected What's in the box 2 x Glass Protectors