Women's Thermals

New for this season! The brand-new Smekker Half-Zip is a lightweight, 100% Merino wool women’s baselayer top with great jacquard-knit patterns. The Kari Traa Smekker Half-Zip is a lightweight, merino...

Heavyweight, fleece backed, body hugging legging with natural wicking properties. CONTENT: 85% Nylon, 15% Elastane https://www.nils.us/fitting-room

Heavyweight one piece cat suit with full zip, convenience zipper and natural wicking properties. Content: 85% Nylon, 15% Elastane https://www.nils.us/fitting-room  

Whether worn as a winter base layer, or a cool-weather pant, the UltraGear Bottom has the versatility to handle any adventure. We created it with elastane and double-knit fleece keeps...

Our Militia top is a functional base layer. It is made from recycled stretch polyester, brushed on both sides for an extra-soft feel. Our Dry Feel antimicrobial treatment and Dry...

•Super protection for your bum & tail-bone with extra side pads to protect hips•Super padded protection from impact•4-way stretch Lycra short fits comfortably under pants•Breathable, removable pads for washing•Insulates against...

We've updated the fit of our Women's Classic Thermal Merino Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics. As one of our heaviest base layer tops and...

Merino 250 This heavier, soft, 100% Merino wool fabric offers breathable warmth, moves sweat away from the body, and provides next-to-skin comfort in colder conditions Features Slim Fit Merino-covered elastic...