REI Co-op Midweight Base Layer Half-Zip Top - Women's
![](https://www.rei.com/media/9653cc9e-35f8-4bd1-9b7f-366e64604015.jpg?size=576x768)
![](https://i.ytimg.com/vi/nZdPx4v7dA0/maxresdefault.jpg)
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
![](https://i.ytimg.com/vi/waGtRyUj2Sc/maxresdefault.jpg)
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.
![](https://res.cloudinary.com/yerdle/image/upload/w_900,h_900,c_fit,q_auto:eco,f_auto/v1673710576/production/partners/3/catalogItemImageCache/nggqrylnyzhdil5fhas6.jpg)
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.
![](https://res.cloudinary.com/yerdle/image/upload/w_900,h_900,c_fit,q_auto:eco,f_auto/v1671502303/production/partners/3/catalogItemImageCache/lo74rz4vqad23aou23gk.jpg)
Used REI Co-op Midweight Base Layer Half-Zip Top | REI Co-op
![](https://s3.amazonaws.com/images.gearjunkie.com/uploads/2022/01/rei-baselayer-top.jpg)
The Best Budget Base Layers: REI Co-op Midweight Base Layer Review
![](https://www.rei.com/media/afe94a7b-3f7e-4a5d-947f-b993b0dc9905.jpg?size=576x768)
REI Co-op Midweight Base Layer Half-Zip Top - Men's
![](https://i.pinimg.com/736x/12/9d/90/129d904b56ac3b27014685517534a0b4.jpg)
Patagonia Capilene Cool Trail Shirt - Women's, REI Co-op
![](https://i.pinimg.com/474x/07/5a/ff/075aff53ed4f1c7bd85f0dd0b2d923e1.jpg)
Women's Ski Clothing, REI Co-op
![](https://www.rei.com/media/f7e7e26c-4f9f-43f1-b14b-50237a4f7f59.jpg)
Women's Base Layers: Sale, Clearance & Outlet