Functional Test of Anti-blue Light
Anti blue reflective---can keep away from the blue rays.
Reduce Eyestrain,Sleep Better---Reduce eyestrain and headache,Enjoy your digital time, no worry about eye fatigue, blurred vision and headache;Improve Better Sleep, provide all-day protection;Better sleep for you, blue blocker for your eyes and guardian for your health.Perfect for watching TV,playing computer and so on. Wearing on the eyes, you will not get tired after reading for a long time.