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Why We Like It

Overlook caring for your feet and your time on the trail could be shorter (or waaaaay less fun) than expected. Smartwool PhD socks represent the highest degree of performance. Made of Merino wool, they are chock full of smart features, advanced technologies and dialed t systems, including a virtually seamless toe, to keep you comfortable and light on your feet, no matter what the trail brings.


Experience durability at its peak with the PhD Outdoor Light Crew. Featuring Indestructawool technology, a patent-pending wool-based durability construction, these socks are ready for any adventure on your list. Plus, with redesigned mesh zones, a Virtually Seamless toe and the 4 Degree elite fit system, these socks have comfort covered.

Product Features:

  • 4 Degree Elite Fit System: Uses two elastics for greater stretch and recovery to keep the sock in place
  • Mesh Venting: Mesh ventilation zones provide optimum moisture management and maximum breathability
  • Light Cushion: The ideal cushion for varied trail and road terrain
  • Made in USA of Imported Yarn: 58% Merino Wool, 39% Nylon, 3% Elastane
  • Sock Height: Crew
  • Virtually Seamless toe
  • 8.5" overall height

Mens PhD Outdoor Light Crew Socks Reviews