A new and improved classic. The new PhD® Outdoor Heavy Over the Calf features ReliaWool™ Technology for improved durability in the high wear areas and the 4 Degree™ Elite Fit System, to keep the sock in place and giving you all-sport versatility.
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- 4 Degree™ Elite fit system uses two elastics for greater stretch and recovery to keep the sock in place
- Patented ReliaWool™ technology in high impact areas provides longer lasting protection to keep feet comfortable
- Strategically placed mesh ventilation zones provide ventilation for temperature and moisture management
- Flat knit durable toe seam for high burst strength
- 1x1 ribbed welt
- 1x1 ribbed leg
- 8.5" overall height
- Knit In USA Of Imported Yarn: 78% Merino Wool, 20% Nylon, 2% Elastane