Oakley has ben crafting High Definition Optics for decades, leading the way in innovation and rethinking performance eyewear. Oakley gives the wearer uncompromised clarity for razor sharp focus. Their HDO lenses optimize safety and performance to meet the uncompromising demands of professional athletes, workers, and average joes. They settle for nothing less than the clearest, sharpest, most accurate vision. Oakley knows that a headache from glare can ruin even the best day. Not to mention that fighting glare diminishes mental focus and drains energy. Whether you're out on the water, shredding the slopes, or trying to avoid a fairway bunker, glare from the sun is the common enemy! The HD Polarized lenses are designed to cut through glare tgiving you protection with uncompromised clarity. Oakley has a unique process for creating their lenses, rather than manufacturing them at different times from different pieces, they use a single cut to create both lenses to perfectly align and center the axis of polarization.