REI Co-op Midweight Base Layer Bottoms - Men's

Soft, moisture-wicking 100% merino wool makes the men's REI Co-op merino midweight base layer bottoms an ideal next-to-skin layer for high-performance

Merino Midweight Base Layer Bottoms - Men's

REI Co-op Midweight Base Layer Bottoms - Kids

Burton Midweight Base Layer Pants - Men's

REI Co-op Midweight Base Layer Half-Zip Top - Women's

REI Co-op Midweight Bottoms Review

The men's REI Co-op lightweight base layer bottoms wick and breathe to keep you comfortable from the first cold steps of morning to sweaty

Lightweight Base Layer Bottoms - Men's Tall Sizes

Hard-charging winter days start out cold, but you always warm up. The men's REI Co-op Midweight base layer half-zip top offers the warmth of long

Midweight Base Layer Half-Zip Top - Men's

REI Co-op Midweight Base Layer Crew Top - Men's

AS-IS REI Co-op Merino Midweight Base Layer Bottoms Black Size L - Underwear & Socks

REI Co-op Midweight Base Layer Half-Zip Top - Men's

The REI Co-op lightweight base layer zip-neck top in men's tall sizes knows how to keep you comfortable through a whole day of changes from cold to

Lightweight Base Layer Long-Sleeve Zip-Neck Top - Men's Tall Sizes

REI Co-op Midweight Bottoms Review

Men's Midweight Base Layer Bottoms

Artilect Flatiron 185 Base Layer Leggings - Men's