The Smartwool NTS Midweight 250 Pattern Zip Top can be used as a single layer in cool temps or as a baselayer when you are out exploring in the extreme cold. Flatlock seams allow for minimal chafage and the form fit makes layering a piece of cake. And don't worry about overheating, the 100% Merino wool is great at wicking away extra moisture. It does all this and even has stripes.
100% Merino Wool Naturally wicking Merino wool keeps you dry and fights bacterial growth.
Fabric Weight 250 gm / m² (7.4 oz / yd²)
Form Fit Smartwool's slimmest fit. Follows the contours of the body
Interlock knit; UPF 50+
Shoulder panels eliminate top shoulder seams.
Flatlock Seam Construction Designed to eliminate chafing