Women's Classic Thermal Merino Base Layer Crew SIZE:S and hydration on every run

and hydration on every run

Made with mesh and recycled materials

with Indestructawool™ and Shred Shield™ technologies

and Altra’s Original FootShape™ Fit

Women's Classic Thermal Merino Base Layer Crew SIZE:S and hydration on every runIntroducing the upgraded Smartwool Women's Classic Thermal Merino Base Layer Crew. Crafted from 100% Merino wool, this fan favorite now features refreshed colors and an improved fit for enhanced performance and style. The new shoulder panels eliminate top shoulder seams, while the flatlock seam construction minimizes chafing. Add this top rated base layer to your winter gear and feel the difference during your next skiing, hiking, climbing, or biking