Shop Smartwool Base Layer Tops 4

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

Kid's Classic Thermal Merino Base Layer Pattern Crew

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

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

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

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

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

Men's Merino 150 Baselayer 3/4 Bottom Boxed

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

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

Men's Classic Thermal Merino Base Layer Rib Hoodie

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

Women's Merino Tank

Men's Classic Thermal Merino Base Layer Rib Hoodie Boxed

Intraknit 200 Sleeve

Men's Merino 150 Baselayer 3/4 Bottom

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

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

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

Women's Classic Thermal Merino Base Layer Lettuce Edge Crew

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

Men's Active Ultralite Full Zip Hoodie

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

Women's Classic Thermal Merino Base Layer Lettuce Edge Bottom

Male Kids' Classic Thermal Base layer 1/4 zip Boxed

Male Men's Classic Thermal Merino Base Layer Hoodie Boxed

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