Joe Jackson, Outside online's Gear Guy, never thought that the ten years he spent as a raft guide, outdoor retail employee, and vagabond would turn into a career. Base layers are damned important.

A couple of weeks ago, I showed up in dusty pink Kari Traa thermals for a ski date with outdoor writer Stacy Gold and laughed as we tried to explain their appeal to her perplexed 70-year-old neighbor, ...

Staying warm this winter starts from the ground up, and we’ve been testing the best base layers for men all season to pad out ...