Shop Smartwool Base Layer Clothing

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

Women's Classic All-Season Merino Base Layer Bottom

Women's Classic Thermal Merino Base Layer Crew Top

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

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

Men's Classic Thermal Merino Base Layer Crew Top

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

Women's Classic Thermal Merino Base Layer Bottom

Men's Intraknit Thermal Merino Base Layer Crew Top

Men's Classic All-Season Merino Base Layer Bottom

Women's Intraknit Thermal Merino Base Layer Crew Top

Men's Intraknit Thermal Merino Base Layer Bottom

Women's Intraknit Thermal Merino Base Layer Bottom

Women's Classic Thermal Merino Base Layer Crew Plus Top

Women's Classic Thermal Merino Base Layer Bottom Plus

Women's Classic Thermal Merino Base Layer Bottom

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

Men's Classic Thermal Merino Base Layer Crew

Men's Classic All-Season Merino Base Layer 3/4 Bottom

Women's Classic All-Season 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

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

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

Women's Intraknit Active Base Layer Bottom

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

Men's Classic All-Season Merino Base Layer Bottom Boxed

Men's Merino Boxer Brief

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

Women's Intraknit Hipster