1. Optical resin raw material lenses with higher dispersion coefficient, higher light transmission, reading books and newspapers more clearly 2. Multi-coated anti-blue light technology, blocking harmful blue light into the eyes, to protect your eyes from dryness and fatigue 3. Exquisite and compact, easy to carry, can clip the belt box design 4. Material: resin lenses, metal frame 5. Size: glasses case: about 8 x 3.5 x 2.1cm; glasses: about 13.8 x 13.5 x 5cm 6. Weight: about 15g
