ANTI BLUE LIGHT LENS: The anti-blue light glasses can effectively block ultraviolet radiation.It is suitable for people who work long hours on computers, tablets, games, on the phone or on TV.The non-prescription Lenses can be replace the lenses at any store.STABLE TR90 MATERIAL: These blue light blocking glasses are made of TR90 material full-frame glasses, which is super tough, wear resistance, stress resistance.durable semi-metal frames, so the frame is not easy to deform or damage.anti-blue light and anti-radiation lenses. All the detail to make sure you have the perfect fit.TAKE CARE OF YOU EYE:ELIMOONS blue light blocking glasses can Anti-harmful blue light, Anti-eye fatigue, Screen flickers ,protect your eyes throughout the day, the lens has no rough yellow.CLASSIC DESIGN: Fashion eyeglasses, it is suitable for both women and men, high transparency of frames, so elegant, never out of fashion.