The Smith Mastermind features crisp, smart styling with strategically located performance details that make this model action ready.Medium fit/large coverage; 6 base curve tends to be more flat relative to your face front. Polarized Brown lenses for medium to bright conditions—sharpen visual acuity, reduce reflected glare. 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—ideal for casual use. Evolve Rilsan Clear frame (made from renewable castor plants; over 53% bio-based)—sport-driven, durable, and superlightweight. Hydrophilic Megol nose and temple pads grip your skin to help keep the frame in place; gripping power increases when introduced to moisture. Frame measurement: 60-14-135 (eye, bridge, temple); eye measurement is the horizontal width of the lens. Includes soft pouch for storage