4D MAG XL Low Bridge Fit Frame:Eye of the Tiger BOA® 360 Fit System offers

BOA® 360 Fit System offers the most adjustable fit with the turn of a dial for on-the-fly micro-adjustability

The ChromaPop™ Glacier Photochromic lens adapts to match the light conditions with less sensitivity to temperature changes plus ChromaPop™ to provide contrast and color enhancement throughout the tint range

snowy weather and fog-free lens tech that keeps the view clear

1x1 ribbing at cuffs and waistband

Turn the dial in back

4D MAG XL Low Bridge Fit Frame:Eye of the Tiger BOA® 360 Fit System offersWhether you're dropping in on a hike to line or charging through a storm day at the resort, the Smith 4D MAG XL goggles set you up with the best field of view possible. They combine the unmatched peripheral range of our BirdsEye Vision lens with an oversize XL frame and the terrain boosting optics of ChromaPop, so you don't miss a wind lip or terrain change. Our MAG lens change tech lets you swap lenses to match the light conditions with ease. Their