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. They've achieved this through a new single-layer lens design which reduces distortion, refraction, and reflection, and increases field of view by 20% in comparison to the Line Miner. Partner this industry-leading optics with fast Switchlock Technology lens changing system, and you’re ready for anything that comes your way.