Oakley o frame 20 goggles iridium lenslarge lens with streamlined frame geometry expands peripheral view in every direction flexible o matter chassis conforms to your face all day comfort of moisture wicking triple layer polar fleece foam discreet frame notches at temples provide compatibility with most prescription eyewear without compromising fit dual vented lenses with f2 anti fog coating moto style strap attachments provide helmet compatibility features lens plutonite 100 uva