The Hijinx Sunglasses from Oakley are part of the Oakley High Definition Optics (HDO) line. Oakley combines patented optics and Plutonite lens material that provides 100% UV filtering and unsurpassed impact protection.Take all the music, art and life that inspires athletes to step up and go beyond. Shape it with an edge of attitude but keep the look clean and uncomplicated, then give it the best technology ever to carve light rays. That's how Oakley made the Hijinx. Lightweight 'O Matter' frame material offers premium comfort and peripheral vision is maximized by XYZ Optics, an innovation that maintains visual clarity at all angles of view. True metal icons sign this Oakley original.