SmartWool PhD HyFi Full-Zip Top - Men's - $109.97

The easy-on, easy-off SmartWool PhD HyFi Full-Zip Top is a no-brainer when winter blows in another cold front, because you can let the merino wool hold in your heat, breathe, and deal with your sweat as you ski or hike around in the snow. Once you heat up, you can dump heat with the front zipper. - $109.97

Save