Put it into high gear with the Smith Shift Split MAG(TM) sunglasses. The split-frame design gives you an obstruction-free view of the road and trail, with a lightweight feel that stays put through technical trails and full-gas descents. ChromaPop(TM) lens tech keeps visuals crisp, and the Smith MAG(TM) magnetic-clip system makes lens changes quick and fingerprint-free. Available Colorways Matte Black / ChromaPop Black: a dark, full-sun lens for bright days. Black / ChromaPop Photochromic Clear To Gray: light-adaptive lens that goes from clear in low light to gray in sun, so one pair covers dawn rides to midday. Matte Tortoise / ChromaPop Photochromic Brown Opal Mirror: light-adaptive brown-based lens with a mirror finish for contrast in changing light. Vision ChromaPop(TM) lenses enhance contrast and natural color to make the details pop Photochromic options adapt to changing light conditions Smith MAG(TM) lets you change lenses quickly Smudge- and moisture-resistant coatings for easy cleaning and clear optics Fit / Integration Medium to large fit, large coverage 5-base cylindrical shield lens with a slight wraparound fit Megol temples and two-position adjustable Megol nose pads for a non-slip grip Lens height 60mm, lens width 139mm, temple length 125mm Frame High impact resistant TR90 nylon frame AutoLock hinges hold frames open for easy one-hand on and off What&';s Included Bonus clear lens Performance hard case Microfiber pouch