Smartwool Classic Thermal Merino Base Layer Pattern Crew Women's Derailleuers Rear Famous among fans thanks to

Famous among fans thanks to its lightweight texture

*MATERIALS

Its hybrid construction pairs a softer EPP core (exposed around the sides) with a hard shell up top to provide protection from both falling rocks and hitting the side of your head on the rock after falling

The ALPEN ADAPT system makes it completely modular:

Smartwool Classic Thermal Merino Base Layer Pattern Crew Women's Derailleuers Rear Famous among fans thanks toOur Women's Classic Thermal Merino Base Layer Pattern Crew has been elevated to help bring you more comfort to conquer cold weather days and activities. We've updated this 100% Merino wool fan favorite with new colors and a new fit to improve functionality while enhancing aesthetics. Shoulder panels eliminate top shoulder seams and a flatlock seam construction helps minimize chafing. Add one of our best base layers for cold weather to your winter