Scope your line with the eagle eye precision and clarity of the Smith 4D MAG S Goggles. Designed with BirdsEye Vision™ technology, these spherical lens goggles offer a 25% increase in overall field of view versus Smith's I/O MAG. Beyond their incredible peripheral vision, the 4D MAG S come with both low light and bright light ChromaPop™ lens options so you can quickly and easily change 'em out and adapt to the conditions. If you're riding at a high level, you need goggles that can keep up. Experience the best of the best with the Smith 4D MAG Goggles.