Shop Smartwool Base Layer Clothing

Men's Classic All-Season Merino Base Layer Long Sleeve Top

Men's Classic All-Season Merino Base Layer Bottom

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

Women's Classic All-Season Merino Base Layer 1/4 Zippers Top

Men's Intraknit Thermal Merino Base Layer Crew Top

Women's Classic Thermal Merino Base Layer Crew Plus Top

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

Women's Classic Thermal Merino Base Layer Bottom

Women's Classic Thermal Merino Base Layer Crew Top

Women's Classic All-Season Merino Base Layer Bottom Plus

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

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

Women's Classic All-Season Merino Base Layer Long Sleeve Top

Women's Classic All-Season Merino Base Layer Bottom

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

Women's Classic All-Season Merino Base Layer Long Sleeve

Men's Merino Boxer Brief Boxed

Men's Merino Short Sleeve Tee

Women's Merino Short Sleeve Tee

Women's Classic Thermal Merino Base Layer Bottom Plus

Men's Merino Print Boxer Brief Boxed

Men's Classic All-Season Merino Base Layer 1/4 Zip

Women's Classic Thermal Merino Base Layer Pattern 1/4 Zip

Women's Classic All-Season Merino Base Layer Bottom

Women's Intraknit Thermal Merino Base Layer Crew Top

Men's Merino Boxer Brief

Women's Intraknit Hipster

Men's Everyday Party Short Sleeve Button Down T-Shirt

Women's Merino Blend Bralette

Women's Everyday Merino Bikini