Blue Light Blocking: Reflect and absorb harmful blue ray,such as computer/ipad/tablet/iphone,prevent the visible detrimental high energy blue light and UV light 420, cut 39% blue light (blue light wavelength: 400nm-450nm), filter 100% of hazardous ultraviolet ray,including UVA/UVB
Reduce Eyestrain and Enjoy Better Sleep:no more eye fatigue, blurred vision and headache during your computer,ipad,tablet,iphone screen time. Better sleep for you, blue light blocker is there for your eyes and guardian for your exquisite life.
Packing List: 1*eyeglasse;1*soft clean cloth;1*hard protection case;1pair*silicon ear hooks;1*small screwdriver;1*blue light blocking test tools[Kindly Notice]:the blue light blocking test tools is packed randomly,if you get it,we hope you can share testing video/photo to others,we do not suggest you test the blue light blocking function through internet methods