ANANK 2.5D ANTI-BLUELIGHT SCREEN PROTECTOR, PROTECT EYES FROM MOBILE HARMFUL LIGHT. FeaturesAnti-Bluelight glass wtih our most advanced technology, is combined with a blue light filter layer, effectively reducing damage to your eyes from mobile.1: Effectively filtering harmful blue light2: Efeectively reducing damage to your eyes from your mobile3 : Smuge-Free Screen4: Case Friendly5: Waterdrop Angle 115‰6: Reinforced EdgeTechnology7: Maxinum Cavature to 330‰8: Ultra Touch sensitive9: 9H hardness Scatter Proof10: Maximum Scratch Protection11: HD screen with AGC glassInstallationFast, Accurate, and Bubble-Free.We believe installation should be as simple and accurate as possible, so we are constantly refining our processes with innovations technology and advanced adhesives.