Small, Medium, Large, X-Large
Charcoal, Taupe, Black
Smartwool PhD Outdoor Ultralight
When you ‘ve got lots of miles to cover but only want the minimum between your foot and boot, the PhD® Outdoor Ultra Light Crew is the perfect trail companion. With our new Shred Shield™ technology for reduced wear from toes, 4 Degree™ elite fit system for a more dialed-in fit, and activity-specific mesh zones for additional breathability, this sock was built for mile after mile of trail.