The removable insulated liner

Compatibility with all ski boot types (A/C/GW A/GW C) completes the system

Lightweight in-mold construction fuses the exterior shell and EPS foam for a one-piece design that's lightweight and durable

Our 3D mesh fabric creates dead air space next to your skin

smoothly cutting through windblown snow and crud with ease

Smith 4D MAG category_balaclava The removable insulated linerCheck 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 our 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