Smartwool's best selling, and warmest, base layer, just got a little more refined with an improved fit, chafe-free seam construction and panels that offer more comfort with a pack.
Benefits
Merino 250
This heavier, soft, 100% Merino wool fabric offers breathable warmth, moves sweat away from the body, and provides next-to-skin comfort in colder conditions
Features
Slim Fit
8" (20 cm) center front zip
Back body seams wrap onto front for enhanced fit
Shoulder panels eliminate top shoulder seams
Flatlock seam construction designed to minimize chafing