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Phd Outdoor Heavy Crew - Previous Seasons

SKU #: pg42243


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Phd Outdoor Heavy Crew
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Product Information


Familiar with the Mountaineering sock, one of our classics? Say hello to its technological advanced cousin, the PhD Outdoor Heavy Crew. The 4-Degree Fit System keeps this heavy full-cushioned sock in place


  • New 4 Degree Elite Fit System uses two elastics for greater stretch and recovery to keep the sock in place
  • Patent pending ReliaWool Technology in high impact areas provides the longer lasting protection to keep feet comfortable
  • Flat knit durable toe seam for high burst strength
  • Strategically placed mesh ventilation zones provide ventilation for temperature and moisture management
  • 86% Merino Wool, 12% Nylon, 2% Elastane


CushioningHeavy Full Cushion
SizesM, L, XL

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