2nds. Utilizing an ultralight
merino wool blend with ReliaWool Technology in high-density impact zones, SmartWool's PhD Running Ultralight Micro socks are designed for mild weather and shorter distances.
- ZQ itch-free merino wool is temperature regulating, moisture wicking and odor resisting
- 4-Degree Elite Fit System uses two elastics for greater stretch and recovery to keep the sock in place
- ReliaWool Technology in high impact areas provides long lasting protection
- Flat-knit toe seam
- Alternating 1x1 welt
- No cushion
- Made in United States of America (yarn imported)
- Visit our Wool Guide