This semi-rimless frame of lightweight titanium has Mono Shock™ hinges that help allow the stems to flex for comfort, and the sculptural stem architecture adds smooth sophistication to a look of originality. • Constructed of lightweight, durable titanium • Semi Rimless frame • Unobtainium® earsocks for no slip grip • Air filled comfort fit nosepads provide durability, all day comfort, and a seamless look • Comfort and performance of Three-Point Fit that holds lenses in precise optical alignment • Two sizes: 52/54 • Available with Oakley® Authentic Prescription Lenses