IVNUOYI Blue Light Blocking Glasses TR90 Lightweight Square Frame Review

Polycarbonate Lens - Blue light readers with the polycarbonate material high-definition lens,to be sure that colors are true and undistorted.UV400 protection, it is not easy to be damaged and scratched. With dual technology, namely, the adoption of coating on the surface of lens and adding anti blue light factor in the base material of lens, our blue lenses can provide you with double-effect protection, and you don’t need to worry about that the coating film of the lens will fall off in the process of long-term use or the effect of blue light protection will be reduced by scratching, which is able to provide you with blue light protection for your electronic life for a long time. Lightweight TR90 Material Frame - the most popular ultra-light frame material.This material insides will not release any residual chemical substances, and the long-term contact with the skin will not affect the human body.Super-tough, crashworthiness and wear resistance, and low frictional coefficient, which It can effectively prevent damage to the eyes and face caused by impact during sports. Minimize Headache & Reduce Eyestrain - Prolonged exposure to blue light will slowing or stopping the production of melatonin, causing sleep disorders. IVNUOYI Blue Light Shield can stop it,prevent blurry vision, dry eyes and reduce risk of headaches, to improve the quality of your sleep. Risk Free Product - If there is any problem with blue light blocking glasses, please do not hesitate to contact the seller. we will solve the problem until you are satisfied.You have no risk to try!