, barely perceptible blemishes. From trail hiking to mountain biking, SmartWool’s PhD Outdoor light socks do it all. Merino wool
naturally wicks moisture and regulates temperature in every season.
- High-density impact zones absorb shock
- Mesh MVT zones help ventilate
- Light half-cushion
- Made in United States of America (yarn imported)
- Visit our Wool Guide
- US shipments only