*Extend the highest degree of comfort of the Smartwool® PhD Outdoor Heavy Crew!
*Sold as a one-pair pack.
*Over-the-calf length for extended coverage.
*Self-adjusting welt cuff.
*Ribbed cuff.
*4 Degree Elite Fit System uses two elastics for improved stretch and recovery.
*ReliaWool™ technology is strategically placed in high wear areas for improved comfort.
*Heavy cushion offers significant impact absorption for long days on the trail.
*Mesh vents keep feet cool and dry.
*Flat knit durable toe seam.
*74% wool, 24% nylon, 2% elastane
*Machine wash warm. Line dry.
*Made in the U.S.A.