Smartwool Men's Classic Thermal Merino Base Layer 1/4 Zip

100% Merino Wool. Exclusive of Decoration and Elastic.

• Our slim fit is intended to follow the contours of the body
• Fabric blends the moisture management, temperature regulation, and odor resistance of 100% Merino wool with interlock knit for comfort
• Flatlock seam construction and offset shoulder and side seams designed to help increase comfort and minimize chafing
• Side seams wrap to front
• Size medium center-front zipper: 10" (25 cm)