Smartwool

Meet the new and improved Women's Merino 250 Base Layer Crew. We've updated this 100% Merino wool fan-favorite with new color options and an enhanced fit to improve functionality while...

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...

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 our heaviest base layer tops and...

Anything. Anywhere. That's what our Women's Classic Thermal Merino Base Layer Colorblock 1/4 Zip is made for. The possibilities are endless when you're wearing something this warm and ready to...

Meet the better-than-ever Men's Merino 250 Base Layer Crew. We've updated this 100% Merino wool fan-favorite with new colors and a new fit to improve functionality while enhancing aesthetics. Shoulder...