SmartWool Sport NTS Crew Top - Long-Sleeve - Women's

The SmartWool Women’s Sport NTS Crew Long-Sleeve Top regulates your temperature naturally by breathing, insulating, and allowing perspiration to evaporate before it even beads up on your skin.

SmartWool NTS Midweight Bottom - Women's

Mother Nature provided us cold females with wool, which SmartWool turned into the Women’s NTS Midweight Long Underwear Bottom.

SmartWool NTS Midweight Crew Top - Women's

The SmartWool Women’s NTS Midweight Crew Long Underwear Top slips under your snowsports layers to keep you far warmer than polyester does.

SmartWool NTS Midweight Zip Top - Women's

The luxuriously warm SmartWool Women’s NTS Midweight Zip T Long Underwear Top layers over a tank, under a ski jacket, or wherever you like.

SmartWool Microweight Hipster Underwear - Women's

Underwear made of wool might sound counter intuitive. But we promise the Smartwool Women’s Microweight Hipster NTS Underwear won’t feel like your ma’s itchy, old ski sweater.

SmartWool NTS Lightweight Top - Women's

SmartWool Microweight Zip-Top - Women's

SmartWool NTS Lightweight Long Underwear Bottom - Women's

Wear the SmartWool Women's Lightweight Bottom for cool-weather aerobic activities or as a next-to-skin base layer.

SmartWool NTS Midweight Boot Top Bottom - Women's

SmartWool gave the Women’s NTS Midweight Boot Top Long Underwear Bottom a cropped cut that ends just where your boots begin, so you can enjoy all the dry insulation of a merino wool base layer without having too many layers bunched up in your boots.

SmartWool Microweight Crew Top - Women's

Wear the SmartWool Women's Microweight Crew top for cool- or warm-weather aerobic activities or as a next-to-skin base layer.

SmartWool Microweight Bottom - Women's

Wear the SmartWool Women's Microweight Bottom for cool- or warm-weather aerobic activities or as a next-to-skin base layer.

SmartWool Sport NTS Bottom - Women's

SmartWool Microweight Hipster - Women's

The SmartWool Women's Microweight Hipster features a comfy, skinny waistband, smooth flat-locked seams, and a touch of stretchy Lycra for a close, non-bulky fit.