SmartWool Lightweight Hoodie - Men's - $114.95

Midway up a wind-blasted ridge is a bad place to get the sweaty chills, so slip on the SmartWool NTS Lightweight Hoodie as a baselayer before you head up to climb an icy beast of a mountain. The lightweight, next-to-skin merino wool regulates your moisture and temperature so you can climb, hike, backpack, or ski-tour in chilly weather. - $114.95