You can only make out your line if you can see where it\'s going. Putting on the Smith I/O MAG™ XL goggle is like flipping a switch from normal to extra widescreen. ChromaPop™ lens technology enhances colour and contrast so you can see the terrain in front of you as clearly as possible. The quick and easy MAG™ lens change system means you always have the right lens tint for the conditions. ChromaPop™ Sun Black The more you see, the more you experience. Smith\'s superior ChromoPop™ technology enhances the clarity of natural colours so you can see more detail without straining your eyes. Transmittance of visible light: 12 % Bonus lens: ChromaPop™ Storm Rose Flash Transmittance of visible light: 50 % FeaturesSpherical Carbonic-X lens5X™ antifog inner lensChromaPop™ lensesSmith MAG™ lens exchange systemOTG - wearable over optical glassesDesigned for optimal compatibility with Smith helmetsQuick-Fit goggle strap adjustment systemUltra-wide, silicone-coated goggle strapThree-layer DriWix face foam Responsive Fit™ - frame adapts to your faceMicrofibre goggle bag included