Smartwool Men's PhD Outdoor Mountaineer Crew Sock

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$21.88 Clearance

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Item #: 332233898

The right gear can make or break any expedition. That’s why Smartwool has created the new PhD® Outdoor Mountaineer socks, these all-mountain socks include revolutionary Indestructawool™ technology for ultimate durability and the 4 Degree® elite fit system for a dialed fit. They placed high-density cushioning where you need it most, in the heel and toe, while using a flat knit on the leg to accommodate low-volume mountaineering boots. Mesh zones offer breathability, flex zones offer added comfort, and Merino helps keep feet warm, dry and comfortable.


  • Indestructawool™ technology features a wool-based, patent-pending yarn and construction method for exceptional durability and comfort
  • 4 Degree® elite fit system uses two elastics for greater stretch and recovery to keep the sock in place
  • Mesh ventilation zones provide optimum moisture management and flex zone at ankle offers maximum flexibility
  • High-density cushion in heel and toe provide protection and comfort in high impact areas, while flat knit leg accommodates fit of low-volume mountaineering boots
  • 20-30 mmHg graduated compression rating aids in post-activity recovery
  • Virtually Seamless™ toe
  • 14" overall height


  • 50% Merino / 49% Nylon / 1% Elastane