The Line Miner Pro boasts Oakley's sharpest optics and widest field of view in one package, giving you the best visual advantage on the mountain. This design features a single-layer lens to reduce distortion, refraction, and reflection, increasing field of view by 20% compared to the original Line Miner. Equipped with Oakley's industry-leading Switchlock Technology lens changing system, you can quickly adapt to changing light conditions. Each Line Miner Pro comes with a 2-lens bundle for easy lens changes, allowing you to stay on the mountain longer. Frame color: Matte Black; Lens color: Prizm Snow Sapphire Iridium; Frame material: O_matter