Comfortable goggles to provide exceptional visibility on the slopes Prizm lenses maximize color contrast to bring out nuances in snow Cylindrical style sits close to face for maximum peripheral vision Dual vented lenses, F3 anti-fog coating prevent moisture build-up Interchangeable lenses easily accommodate changing light conditions We rock the Oakley Line Miner Prizm Goggle to make sure we have a full range of vision when we're eyeing up our next line. Its cylindrical shape sits close to the face to provide extensive downward and side visibility, while the Prizm lens separates color for sharp definition.