2 Pair - 3.50 Blue Light Blocking Reading Glasses

3.50 Blue Light Blocking Reading Glasses：Blue light blocker with UV400 protection.Reduces eye fatigue and dry eye, headache, help sleep better.Suitable for people who use digital screens to work more than 6-8 hours a day. Upgraded Blue Light Blocking Lens:Only blocking harmful blue light and through beneficial blue light which is helpful to the eyes.HD transparent polycarbonate lens, no color difference ,clear vision. Adjustable Spring Hinge: Square frames with adjustable spring hinges and one-piece nose pads provide durability, flexibility and comfort for long-term wearing. 2 pairs of reading glasses for men and women. Keep a pair at your favorite reading spots carry one wherever you go.