👓 IVNUOYI Blue Light Blocking Reading Glasses: Stylish Half-rim Metal Rectangle Frame Readers with Spring Hinges - Anti UV Protection for Men and Women Review

Metal frame. Polycarbonate lens. Lens width: 54 millimeters. Bridge: 17 millimeters. Arm: 14 centimeters. 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. Metal Frame-With extremely durable and metal frame, the design of spring hinge also reduces the pressure on the head when you are wearing glasses. 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 reading glasses, please do not hesitate to contact the seller. we will solve the problem until you are satisfied.You have no risk to try!.