Base Layer - Bottoms

Keep your ski boots, hiking boots, and running shoes free of bulk and friction with our Men's Merino 250 Base Layer 3/4 Bottom. 100% responsibly so...

Change can be a good thing. We've improved the fit on our 100% Merino bottoms with new side seams and a curved seam in the back to help provide a s...

When you need the performance of Merino without the bulk, pull on a pair of our Intraknit Merino 200 Bottoms. 3D-knit articulation adds an enhanced...

The Kari Traa Fryd Pant is a pair of women's performance leggings for rockin' out in all-over print. The super-soft, quick-drying, 4-way stretch ma...

The Kari Traa Kongle Pant is a pair of women's baselayer leggings for combatting the outdoors in camouflage. Made from a mixed-blend fabric, it fee...

The TRAIL RUNNER WS TIGHT for women blocks wind on the front but enables easy movement, making it great for any highly active pursuit in winter.

Our Women's Merino 150 Base Layer Bottoms are the perfect layer to put on for your warm weather adventures. Made of lightweight, breathable Merino,...

A year-round favorite, our Merino 150 Baselayer Bottoms work hard to keep you comfortable everywhere from the ski hill to the campsite. Ultra-smoot...

Not much can compete with your basic baselayer—which is why these sweat-wicking, lightweight pants are back. A jacquard panel between the thighs ...

Our most versatile baselayer: warm, breathable, quick-drying and with HeiQ Fresh durable odor control for daily use. The Capilene Midweight Bottoms...

Our warmest baselayer, the Mid 250 offers all the benefits of no-stink Merino like natural temperature regulation and moisture management. The boot...

We've reduced the bulk in these Intraknit Merino 250 bottoms, bringing a new dimension to our active winter wear. Targeted insulation and ventilati...