modern version of the classic goggle style. the anon relapse goggle offers you a very large field of vision despite its slim profile.continuous channel ventilation guarantees maximum air circulation for best optical performance in all weather conditions and cylindrical lens technology ensures a maximum field of vision without distortion. in addition, the relapse is equipped with over the glass (otg) technology and can thus also be worn over optical glasses.thanks to magnetic facemask integration (mfi), you can attach the relapse to your anon mfi face mask (not included) with a single click to defy wind and weather.perceive sun onyx lensthe perceive sun onyx lenses are suitable for very sunny days and the glacier. perceive lenses give you high contrast to better see the terrain. transmittance of visible light: 6 %amber lensthe amber lens is suitable for very cloudy and stormy days.transmittance of visible light: 55 %