Smartwool base layers: Merino wool for all sizes

Known for its merino wool base layers, Smartwool guarantees you will stay warm and dry, whatever your waist size.

2024 Smartwool Baselayer Top We've updated the fit of our Men's Merino 250 Base Layer 1/4 Zip to improve functionality while also enhancing

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

Smartwool Women's Classic All-Season Merino Base Layer Pants

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

Smartwool Women's Merino 250 Base Layer Crew Neck Long Sleeve Shirt

Meet the new and improved Women's Classic Thermal Merino Base Layer Crew. We've updated this 100% Merino wool fan favorite with new color options and

Women's Classic Thermal Merino Base Layer Crew

Smartwool Classic Thermal Merino Base Layer Pattern Crew - Women's

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

Whole Earth Provision Co. SMARTWOOL Smartwool Women's Classic All-Season Merino Plant-Based Dye Long Sleeve Base Layer

Smartwool Intraknit™ Thermal Max Merino Base Layer 1/4 Zip Mens