Women's Base Layer Tops

Midweight base layer bottoms perfect for skiing, winter hiking, or cold-weather layering, the 260 Tech Leggings are a warmer version of our best-se...

Ultralight merino base layer bottoms designed to help regulate body temperature during high-intensity activity, the 125 ZoneKnit™ Leggings feature ...

Our versatile 100% merino wool base layer top with a classic zip-neck design, the 200 Oasis Long Sleeve Half Zip combines casual comfort with techn...

Our technical, cold-weather base layer top for highly aerobic days, the 260 Zone Long Sleeve Half Zip features zoned ventilation panels for active ...

Versatile, durable Polartec® Power Stretch® Pro base layer top for mixed output in cold conditions. Our warmest base layer zip-neck. Polartec® Powe...