EASY INSTALLATION: The air-exhausting adhesive makes the tempered glass automatically attach to device screen smoothly, hassle-free and bubble-free, no residue when removing the screen protector 9H HARDNESS: Screen protector protects your device from accidental scratches and friction from keys, knife and other hard objects  HIGH DEFINITION: ONLY 0.3mm thickness, astonishingly slim and light. 99% high definition clarity and light transmittance keep original and stunning viewing quality and experience