The large sized Smith Knowledge OTG Turbo Fan Goggles with a Mirror Lens fit easily over your glasses, and a micro-electric fan helps prevent fogging. With a mirror lens, these goggles increase depth perception and cut down on glare. The silent, lightweight fan has a low speed for cruising, and a high speed to keep your goggles clear while you’re sweating up a storm in the backcountry. The Knowledge OTG Turbo Fan Goggles’ DriWix face foam won’t get wet and slippery. See the sizing chart for information on lens tints.
Bottom Line: Smith’s Knowledge OTG Turbo Fan Goggles with a Mirror Lens—wearing glasses under your goggles doesn’t mean a day of foggy blindness anymore.