1. Material: PC 2. Weight: 54g 3. UV resistance level: UV400 4. Visible light perspective rate: 99 (%) 5. HD lens, effectively block ultraviolet rays, ensure high-definition field of view, firm and durable 6. The hinge is firm and not easy to fall off 7. One-piece nose pad, fits the bridge of the nose, wears for a long time without leaving a red mark 8. Sleek curved temples, comfortable to wear, no face pinch, no slip
