Women's Base Layer Columbia Sportswear®

Breathability, wicking & fast drying are key features of a long sleeved baselayer shirt. You will love them for training, everyday or the outdoors.

Columbia Sportswear Womens Black Omni Heat Heavyweight Base Layer

A warm, wool-blend baselayer with advanced sweat-wicking.

Men's Tunnel Springs™ Wool Crew Baselayer Shirt

Women's Base Layer Columbia Sportswear®

COLUMBIA Midweight Stretch Women's Long Sleeve Baselayer - Plus

Women's Base Layers Immersion Research – Immersion Research

Columbia - Women's Powder Lite™ Jacket – Threadfellows

Women's Running Base Layers

Women's Baselayer Tights - Thermal Bottoms

Featuring our most advanced thermal-reflective lining, this baselayer is essential.

Women's Omni-Heat™ Infinity Baselayer Crew