Engineered for performance that would make a sport frame jealous, a coveted lifestyle design has been specially sized for youth, and its clean lines of lightweight O Matter™ are matched with Unobtainium® components and interchangeable icons.Features:Specially-engineered to fit youth faces,Unobtainium® earsocks and nosepads increase grip with perspiration for a no slip grip,Three-Point Fit holds lenses in precise optical alignment while eliminating pressure points .INTEGRATED TECHNOLOGIESHigh Definition Optics®High Definition Optics® (HDO®) is a collection of patented technologies that allow Oakley eyewear to meet or exceed the testing standards of the American National Standards Institute for optical clarity, visual fidelity, and impact resistance.