Smartwool PhD Run Ultra Light Micro Socks

Smartwool PhD Run Ultra Light Micro Socks

Item No. SW001405001
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Unisex Smartwool PhD Run Ultra Light Micro Socks

Unisex Accessories

When it comes to running socks, we pull out all the stops to keep making improvements on our products. With brand-new Shred Shield technology to help improve wear in the toe box, our PhD Run Ultra Light Micro socks feature the 4 Degree elite fit system and our Indestructawool technology for a dialed-in fit and improved durability.

Product Details

Benefits Include:

  • Ultra light cushion gives maximum performance in close-fitting shoes while Shred Shield helps reduce wear from toes
  • PhD is built for Performance in the Highest Degree
  • 4 Degree Elite Fit System gives a dialed, performance-oriented fit with flex zone at ankle joint
  • Indestructawool technology features a patent-pending construction method for exceptional durability and comfort


  • Style: SW001405001
  • Materials: 45% Merino Wool, 50% Nylon, 5% Elastane