Smartwool Women's Classic Thermal 1/4 Zip Color:Black The low-profile design avoids damage

The low-profile design avoids damage from rocks

Ride like the best - ride the Union Trilogy

Threaded design for a secure connection that reduces bleed down

Performance Backstay

resulting in unparalleled comfort

Smartwool Women's Classic Thermal 1/4 Zip Color:Black The low-profile design avoids damageThe women's Classic Thermal Merino Base Layer 1 4 zip is one of Smartwool's heaviest base layer tops, and one of their best base layers for cold weather. This garment uses 100% responsibly sourced Merino wool, shoulder panels, and a flatlock seam construction to help prevent chafing as well as keep you comfortable and temperature regulated as you enjoy high intensity skiing, hiking, running, and more