snow first layer

Meet the better-than-ever Men's Classic Thermal Merino Base Layer Crew. We've updated this 100% Merino wool fan-favorite with new colors and a new ...

A year-round favorite, our Classic All-Season Merino Base Layer Bottom works hard to keep you comfortable everywhere, from the ski lifts to the cam...

Behind the product: One-stop shopping for quick-drying, top-to-bottom warmth that's built for the coldest weather.Bundle 'em up in the warmth of a ...

Smartwool has updated their Men's Classic Thermal Merino Base Layer Bottom to bring you a better fitting, more functional tight. The technical bene...

Spring skiing or summer camping? The year-round Men's Classic All-Season Merino Base Layer Long Sleeve is game for either. With Smartwools Core Spu...

Spring skiing or summer camping? The year-round Men's Classic All-Season Merino Base Layer Long Sleeve is game for either. With Smartwools Core Spu...

Meet the better-than-ever Men's Classic Thermal Merino Base Layer Crew. We've updated this 100% Merino wool fan-favorite with new colors and a new ...

A year-round favorite, our Classic All-Season Merino Base Layer Bottom works hard to keep you comfortable everywhere, from the ski lifts to the cam...

Whether you're taking on the Nordic trails or heading out for a cooler-weather hike, the Men's Classic All-Season Merino Base Layer 3/4 Bottom is p...

Smartwool has updated their Men's Classic Thermal Merino Base Layer Bottom to bring you a better fitting, more functional tight. The technical bene...

100% Merino. 100% capable. Smartwools Women's Classic Thermal Merino Base Layer B is always ready for what's ahead and what's next. With a fit upda...

100% Merino. 100% capable. Our Women's Classic Thermal Merino Base Layer B is always ready for what's ahead and what's next. With a fit updated to ...

100% Merino. 100% capable. Smartwools Women's Classic Thermal Merino Base Layer B is always ready for what's ahead and what's next. With a fit upda...

Meet the new and improved Women's Classic Thermal Merino Base Layer Crew. Smartwool updated its 100% Merino wool fan favorite with new color option...

Meet the better-than-ever Men's Classic Thermal Merino Base Layer Crew. We've updated this 100% Merino wool fan-favorite with new colors and a new ...

Smartwool has updated the fit of their Men's Classic Thermal Merino Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics. As...

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

The original Pepper in the Hot Chillys Peppers Collection, Pepper Skins are your standard, dependable thermals. Originally designed with the workin...

These kids' thermal base layer pants have a single jersey knit with slight brushing for a soft, lived-in feel. The MTF polyester fibers of our Pepp...

The original Pepper in the Hot Chillys Peppers Collection, Pepper Skins are your standard, dependable thermals. Originally designed with the workin...

The original Pepper in the Hot Chillys Peppers Collection, Pepper Skins are your standard, dependable thermals. Originally designed with the workin...

These women's thermal leggings have a single jersey knit with slight brushing for a soft, lived-in feel. MTF polyester fibers work to transport moi...

Meet the new and improved Women's Classic Thermal Merino Base Layer Crew. Smartwool has updated its 100% Merino wool fan-favorite with new color op...

Built to fit, flex, and follow you like a shadow, our Women's Intraknit™ Thermal Merino Base Layer Bottom uses our innovative 3D knitting technolog...