Men's Base Layers

Smartwool Men's Classic Thermal Merino Base Layer 1/4 Zip We've updated the fit of our Men's Classic Thermal Merino Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics. As one of our heaviest base layer tops and best base...

Smartwool Men's Waffle Long Sleeve Henley Comfy casual meets functional in the Men's Waffle Long Sleeve Henley. Soft, organically grown cotton  combines the moisture management, temperature regulation, and odor resistance of Merino wool in this...

The North Face Men's Crest 1/4 Zip Pullover Fleece pullover for hiking or casual use Recycled stretchy blend is soft and warm Elastic cuffs and hem snugly block cold temps Zippered chest pocket safely carries small items Stand-up collar adds extra...