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 youre sweating up a storm in the backcountry. The Knowledge OTG Turbo Fan Goggles DriWix face foam wont get wet and slippery. See the sizing chart for information on lens tints.
