With the Merino 250 quarter-zip, you quit only when you want to. With next-to-skin Merino, it wicks and regulates core temp as a solo piece or smartly layers up when it gets chilly. First Layer fit with no-chafe.
100% Merino Wool
Merino 250: Smartwool's warmest base layer. Works as a single layer in cool weather or as a base layer in cold weather
Interlock knit provides ultimate comfort
10" (25 cm) center front zipper
Shoulder panels eliminate top shoulder seams
Flatlock seam construction designed to eliminate chafing