The Smartwool Men's PhD® Outdoor Light Crew features ReliaWool™ technology for improved durability in the heel and toe and the 4 Degree™ elite fit system to keep the sock in place and ready for the days adventures.
Strategically placed mesh ventilation zones provide ventilation for temperature and moisture management, Flat knit durable toe seam, 8.5" overall height, Sock Height: Crew, Knit in USA of Imported Yarn: 63% Merino Wool, 34% Nylon, 3% Elastane Crew: Machine Wash Warm Gentle Cycle. Do Not Bleach. Tumble Dry Low. Do Not Iron. Do Not Dry Clean.