Boasting the pinnacle of Oakley technology, the Exchange Sun Prizm Polarized Sunglasses feature a stylish rectangular shape, color-enhancing Prizm technology, and polarized lenses to cut glare and reduce eye fatigue on dazzling days. The Unobtanium earsocks provide a snug, secure fit even when active, and the lightweight O Matter nylon frame is built to hold up through impromptu volleyball games and daily bike rides alike.