Features: Premium Quality: Blue light blocking glasses are made of PC frame and clear lens. The lens has an easy to clean film and anti blue light coating, which can effectively prevent ultraviolet rays and harmful blue and violet light. A strengthened and hard reflective layer can effectively convert harmful blue light into beneficial light. Comfortable Frame: The flat lines create a beautiful frame look, and the ergonomic structure provides optimal wear feel and comfort throughout the day. Useful Glasses: Our glasses can effectively block the blue light of mobile phones, computers and LED, which will lead to eye soreness, swelling, itching, dryness, fatigue, vision loss and eye damage. Fashion Glasses: Classic and artistic frames and beautiful color design make you look so beautiful. It not only provides more protection for your eyes, but also makes you look more fashionable. Customer Service: If you have any questions about our products, please feel free to contact us, and we are ready to help. We will solve your problem as soon as possible. Notice: Actual color may be slightly different from the image due to different display and light effect. Please allow 1-3cm deviation due to manual measurement. Specifications: Material: PC Weight: 17g Size: Total width:140mm Lens width: 51mm Lens height: 52mm Nasal distance: 18mm Leg length: 135mm Include: 1 * Eyeglasses