【ANTI BLUE LIGHT】- Cut 90% of the blue light. Relieving eye fatigue, dryness and vision falling.
【REDUCE EYESTRAIN】- Enjoy your digital time, NO worry about eye fatigue, blurred vision and headache.
【MATERIAL】- Frame: TR90 (Lightweight); Lens: Polycarbonate (Non-magnification)
【BETTER SLEEP】- Reduce eye strain and headache, so you can enjoy a restful deeper sleep
【LIFETIME WARRANTY】-- We provide worry-free lifetime warranty(no man-made)and friendly customer service.