With its relaxed fit, flatlock seams to help prevent chafing, and 100% ultra-soft, responsibly sourced Merino wool, this Women's Thermal Merino Drape Neck Hoodie is a fan favorite.

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

Technical fleece pants for the coldest alpine objectives, the R1® Thermal Bottoms are built to protect you from the elements and keep you warm on the move.

100% Merino. 100% capable. Smartwool's Women's Classic Thermal Merino Base Layer B is always ready for what's ahead and what's next.

100% Merino wool next to skin helps you stay warm, comfortable, and ready for everything.

Whether you're working up a sweat or simply looking to stay warm and comfortable, Smartwool's Women's Classic Thermal Merino Base Layer Bottom Plus is up for the challenge.

You'll never want to take off the Women's Classic Thermal Merino Base Layer Crew.

This turtleneck is a game-changer and wardrobe-maker. Why? Because it's made with 100% ZQ-certified Merino wool!

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

A breathable, lofted layer to keep you warm in cold conditions and styled to layer over your favorite tech tee.

A breathable, lofted layer to keep you warm in cold conditions and styled to layer over your favorite tech tee.

A breathable, lofted baselayer to keep you warm in cold conditions. Polartec® Power Grid® fabric with HeiQ Pure odor control.