4D Mag (Low Bridge) - Black - ChromaPop Photochromic Red Mirror Lens+ChromaPop Storm Rose Flash wheelsize_54mm and low-bulk for easy layering

and low-bulk for easy layering under a jacket

It's a Warm Dry World Inside - Cold chairlift rides are a breeze thanks to lightweight and breathable ThermacoreECO synthetic insulation to keep you warm

all-season attitude

Putting on the Smith I/O MAG goggles is like flipping the switch from regular to widescreen

Mineral / Chemical Hybrid Formula

4D Mag (Low Bridge) - Black - ChromaPop Photochromic Red Mirror Lens+ChromaPop Storm Rose Flash wheelsize_54mm and low-bulk for easy layeringCheck your zippers and buckle your boots. It's time to drop in. The Smith 4D MAG brings our widest field of view and sharpest optics to give you the best possible read on the terrain, so you can nail your line every time. Add Smiths quick and easy lens change tech, and you've got the only goggle you need for all conditions riding. Thanks to ChromaPop, the 4D MAG drops you into a bigger, brighter, sharper world. Vision Smith MAG lens change system uses