Innovative frame designed for sportHigh Definition Optics - from edge to edgeXYZ Optics - extends the clarity across the lensO-Matter stress-resistant frameUnobtainium earsocks - improved grip even during perspirationInterchangeable lenses - customise in seconds to adapt to any sport or environmentXL edition - enhanced lens coverage and specialised lens curvatureFrame colour: polished blackLens colour: black iridiumFit: standardLight transmission: 10%Light conditions: bright lightContrast: neutralRecommended activitysports