Base Layer Clothing

The Thermolator Pant is the ideal piece for all day warmth and comfort while being out in the elements. This versatile piece features an ultra-soft...

Our Men's Classic Thermal Merino Base Layer Colorblock Crew features 100% Merino wool made with a flatlock seam construction and offset shoulder an...

Our Men's Merino Print Boxer Briefs bring you ultimate Merino wool comfort with a fun, outdoor-inspired design. Our Core Spun technology increases ...

Every adventure starts with a solid foundation, and so does your outfit. Whether you're in Tennessee or Timbuktu, the ultra-comfy and durable Merin...

Meet the new and improved Women's Classic Thermal Merino Base Layer Crew. We've updated this 100% Merino wool fan favorite with new color options a...

Your classic bikini underwear, with some big improvements. These are made with TENCEL Lyocell - an eco-friendly wonder-fabric that naturally wicks ...

The Cloud Nine Tight is the ideal piece for all day warmth and comfort while being out in the elements. This versatile piece features an ultra-soft...

Originally produced to meet US Army specifications, our Military Fleece Pant has become a favorite of hunters, fishermen and other outdoors people ...

We've updated the fit of our Men's Classic Thermal Merino Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics. As one of ou...

We've updated our Men's Classic Thermal Merino Base Layer Bottom to bring you a better fitting, more functional tight. The technical benefits of 10...

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

Layer up and keep your legs moving with these thin and stretchy fleece baselayers. Ideal for mountain ascents in cold conditions, these tights regu...