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

REI Co-op Merino 185 Base Layer Bottoms - Women's

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

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 - Women's

Used REI Co-op Merino Midweight Half-Zip Base Layer Top. Find pre-loved gear and clothing from REI.

Used REI Co-op Merino Midweight Half-Zip Base Layer Top | REI Co-op

Used REI Co-op Midweight Base Layer Half-Zip Top. Find pre-loved gear and clothing from REI.

Used REI Co-op Midweight Base Layer Half-Zip Top | REI Co-op

The Best Budget Base Layers: REI Co-op Midweight Base Layer Review

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

Patagonia Capilene Cool Trail Shirt - Women's, REI Co-op

Women's Ski Clothing, REI Co-op

Women's Base Layers: Sale, Clearance & Outlet