The goggle with a fast lens change system, wonderfully generous field of view, and comfortable reticular frame architecture to a suspension system that adapts precisely to the shape of your face the Smith IO MAG Goggles are sized right for medium faces. The I/O Mag comes with two ChromaPop™ lenses, one for bright light, one for low, that swap out literally in a snap: depress the levers on either side of the goggle, pop the lens off. Seven N52 weatherproof magnets will guide the lens into the anchored position and boom! You’re done, with your lens secured in a double locking system so it can’t come off. Whether your day is gray, or blue bird sky.. or starts out one way and ends another, you’ll always have the right lens in hand. With a hydrophilic micro-etched surface on the inside of the lens help produce five times the anti-fog performance of any other and AirEvac helmet integration, to keep warm and humid air moving this goggle gives you a spherical lens for a maximized field of view and the best anti-fog design available. What’s so special about ChromaPop™ lenses? Tapered Lens Technology which straightens refracted light through a progressive tapering of the lens, allowing you to see with accuracy and precision and a manipulation of light which literally makes a snow field pop. You can see terrain, texture, and choose your line for the right ride, every time. Precise fit, unbeatable optical clarity, it’s the performance you demand from your gear.