Shop Smartwool Base Layer Clothing 3

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

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

Men's Intraknit Thermal Merino Base Layer Pattern Crew

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

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

Women's Intraknit Thermal Max Merino Base Layer Pattern Hoodie

Women's Active Biker Short

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

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

Men's Classic All-Season Plant-Based Dye Merino Base Layer Long Sleeve

Women's Thermal Merino Rib Crew

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

Women's Classic All-Season Merino Lace Base Layer Bottom Boxed

Women's Merino 250 Plant-Based Dye Logo Hoodie

Women's Intraknit Active Base Layer Bottom

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

Men's Merino 250 Baselayer Plant-Based Dye Logo Hoodie

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

Men's Merino Boxer Brief

Men's Everyday Merino Boxer Brief

Men's Merino Boxer Brief

Men's Active Boxer Brief

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

Men's Classic Thermal Merino Base Layer One Piece Top

Women's Merino Bikini

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

Women's Classic Thermal Merino Base Layer One Piece Top

Women's Intraknit Hipster

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

Women's Active Crop Bra