ANTI-BLUE LIGHT, REDUCE EYE FATIGUE -- Blue light from computer screen, smartphone, TV, etc in our digital lives. Optifine blue light blocking glasses block over 97% hurmful blue rays, reduce eye strain, anti eye fatigue
RELIEVE HEADACHES, IMPROVE SLEEP -- Wear Optifine blue blocking glasses, relieve headaches, improve work efficiency, reduce trouble sleeping, ensure us enjoy a restful sleep
SUIT FOR MEDIUM LARGE FACE -- Flexible material bring cute looks, suitable for women and men, light weight, comfortable fit, super durability, the glasses suit for medium large face
ELEVATE ATTRACTIVENESS - How you look is as important as how clearly you can see. Material of frame is flexible TR-90, super durability, all-day wear. you can wear for long periods of time in front of digital screens or for your upcoming trip out of town
EXCELLENT CUSTOMER SERVICE -- 100% satisfaction guarantee. Enjoy two weeks to try out Optifine glasses, if you have any issue, please contact with us in priority, We promise exchange or refund. No risk to buy now!