Shop Smartwool Base Layer Clothing

Women's Classic Thermal Merino Base Layer Crew Top

Women's Classic Thermal Merino Base Layer 1/4 Zippers Top

Women's Classic Thermal Merino Base Layer Bottom

Women's Everyday Merino Bikini

Women's Intraknit Thermal Merino Base Layer Crew Top

Men's Intraknit Thermal Merino Base Layer Crew Top

Women's Classic Thermal Merino Base Layer 1/2 Zippers Hoodie

Men's Intraknit Thermal Merino Base Layer Bottom

Women's Intraknit Thermal Merino Base Layer Bottom

Men's Classic Thermal Merino Base Layer Crew

Men's Intraknit Thermal Merino Base Layer 1/4 Zippers Top

Women's Classic Thermal Merino Base Layer Bottom

Men's Intraknit Thermal Max Merino Base Layer 1/4 Zippers Top

Men's Intraknit Thermal Merino Base Layer Colorblock Crew Top

Women's Classic Thermal Merino Base Layer Bottom Plus

Women's Intraknit Thermal Merino Base Layer Colorblock 1/4 Zippers Top

Men's Classic Thermal Merino Base Layer Bottom

Men's Classic Thermal Merino Base Layer 1/4 Zip

Men's Merino Boxer Brief

Men's Merino Print Boxer Brief

Women's Classic Thermal Merino Base Layer 1/4 Zippers Plus Top

Women's Merino Bikini

Women's Intraknit Hipster

Kids' Classic Thermal Merino Base Layer Bottom

Male Men's Classic Thermal Merino Base Layer Hoodie Boxed

Women's Intraknit Bikini

Men's Classic Thermal Merino Base Layer 3/4 Bottom

Women's Classic Thermal Merino Base Layer Crew Plus

Women's Classic Thermal Merino Base Layer Bottom Plus

Women's Intraknit Thermal Merino Base Layer 1/4 Zip