Smartwool NTS Midweight 250 Zip Top

You can't go wrong with a baselayer made from 100% merino wool. The Smartwool NTS Midweight 250 Zip Top is here to keep you super warm and comfortable, whether you wear this top alone or as a layer. Featuring shoulder panels and flatlock seam construction, you won't have to worry about chaffing, especially while wearing a pack. Grab the Smartwool NTS Midweight 250 Zip Top and get out there.