Women's Base Layer Tops

Our ultra-lightweight Intraknit™ fabric utilizes Merino Sport yarns for a softer, cleaner finish. Crafted with Intraknit™ technology, the Women'...

Lightweight, with a clean finish and beautiful floral patterns, our Women's Intraknit™ Thermal Merino Base Layer Pattern Crew was engineered to ...

This minimalist-style crew is anything but insignificant. Our Women's Intraknit™ Thermal Merino Base Layer Crew is a lightweight, super-moveable to...

A midweight merino wool base layer top designed to help regulate temperature during high-intensity activity, the Merino 200 ZoneKnit™ Long Sleeve H...

A midweight merino base layer top designed to help regulate temperature during high-intensity activity, the 200 ZoneKnit™ Long Sleeve Crewe 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 best-selling base layer bottoms made from soft and breathable 100% merino wool jersey, the 200 Oasis Leggings are the perfect foundation for yo...

An incredibly warm merino wool base layer for the coldest months of the year, the Merino 260 Tech Long Sleeve Half Zip is a go-to piece for winter ...

A warmer, midweight version of our best-selling Oasis, the 260 Tech Long Sleeve Crewe is a go-to piece for winter layering, made with 100% merino w...

Our most breathable, lightweight top for high-output activities, the 125 ZoneKnit™ Energy Wind Long Sleeve T-Shirt features a body-mapped combinati...

Stay warm in chilly weather with Polartec® Power Grid® fabric and HeiQ® Pure odor control. Breathable and lofted, this lightweight baselayer won't ...