cylindrical goggle with slim, women-specific fit, bonus lens and mfi® face mask  . a wide field of vision, a slim, women-specific fit, a flat design and cylindrical lenses - these are the ingredients for anon's stylish wm3 goggle. with the snow goggles with the innovative magna-tech® you can change your lenses in seconds thanks to magnets.perceive optics improve contrast for clear vision in all light conditions, and mfi® lets you magnetically attach compatible neck warmers to the goggle for seamless protection from wind and weather. high-performance ventilation channels and moisture-wicking face foam ensure fog-free vision and round off the design of this high-quality goggle. perceive variable blue lensthe perceive variable blue lenses are suitable for changeable days. perceive lenses give you high contrast to better see the terrain.light transmittance 21 %