so big and yet so light!. the curvature of the cylindrical lens allows to enlarge the peripheral field of vision of the goggles. so you'll never again miss any rider trying to sneak past you.the void comes with lenses that can adapt to different lighting conditions. why would you change the lens when the lens can adapt itself? despite the size of the void from out of, it weighs only 129 grams.smoke lensthe smoke is a lens with neutral tinted pigmentation without coating. perfect for sunny weather conditions.filter category: 2transmittance of visible light: 9 %