With modern refinement, clean lines, and designed to fit larger faces, the Smith's Outlier XL Sunglasses have all the essential performance features you need.Medium/large fit; medium/large coverage; six base curve tends to be more flat relative to your face front. Polarized Gray Green lenses for bright sun conditions—reduce reflected glare and sharpen detail. 15% VLT (Visible Light Transmission): the smaller the number, the darker the lens. Lenses provide 100% protection from harmful UVA/B/C rays. Polarized lenses reduce glare from snow, water, asphalt; provide truest color and object definition; reduce eye fatigue. Scratch- and impact-resistant Carbonic TLT lenses are optically corrected to maximize visual clarity and object definition. Hydrophilic Megol nose and temple pads grip your skin to help keep the frame in place; gripping power increases when introduced to moisture. Frame measurements: 56-18-135 (eye, bridge, temple); eye measurement is the horizontal width of the lens.