Shop Smartwool Base Layer Tops 2

Men's Classic Thermal Merino Base Layer Pattern Crew

Women's Intraknit Thermal Max Merino Base Layer Pattern Hoodie

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

Women's Thermal Merino Drape Neck Hoodie Plus

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

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

Men's Classic Thermal Merino Base Layer Hoodie

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

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

Women's Thermal Merino Rib Crew

Men's Intraknit Thermal Merino Base Layer Pattern Crew

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

Women's Merino 250 Plant-Based Dye Logo Hoodie

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

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

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

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

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

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

Men's Classic Thermal Merino Base Layer Hoodie

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

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

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

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

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

Women's Classic Thermal Merino Base Layer Crew Plus

Women's Merino Short Sleeve Tee

Men's Classic Thermal Merino Base Layer Crew

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

Men's Classic Thermal Merino Base Layer Colorblock Crew Boxed