, barely perceptible blemishes. From trail hiking to mountain biking, SmartWool's PhD Outdoor Light Micro socks do it all. Merino wool
naturally wicks moisture and regulates temperature in every season, and high-density impact zones absorb shock.
- Mesh MVT zones help ventilate
- Itch-free merino wool doesn't retain odor
- Made in United States of America (yarn imported)
- Visit our Wool Guide