By insulating your core against the cold while letting moist air escape, the Smartwool Women's Midweight Zip Top helps your body regulate its temperature. The natural properties of soft merino wool will keep you comfortable in all kinds of weather. Plus, since this top isn't made with petroleum-based synthetics, it's a lot easier on the environment.
Super-soft merino wool feels great against your skin, and it naturally wicks moisture and inhibits odor
Flatlock seams won't create friction points that can irritate your skin
Zip top lets you ditch excess heat and cool off when aerobic exercise gets the blood pumping