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Men's PhD Run Ultra Light Micro Socks


Product Description

Product Description

Smartwool's new and improved run socks that feature their 4 Degree® Elite fit system, ReliaWool® technology for superior durability and a virtually seamless toe. Men's-specific mesh ventilation zones provide ultimate temperature and moisture regulation where male runners need it most.

Features & Specs


  • PhD®
    Built for Performance in the Highest Degree
  • 4 Degree? Elite Fit System
    Uses two elastics for greater stretch and recovery to keep the sock in place
  • ReliaWool?™
    Patented ReliaWool?™ technology in high impact areas provides superior durability
  • Mesh Venting
    Men?'s-specific mesh ventilation zones provide additional breathability and moisture management
  • Ultra Light Cushion
    Minimal cushioning for maximum next-to-foot performance without added bulk
  • Virtually seamless toe
  • Achilles tab
  • 200 needle construction provides highest knit density while maintaining ultra light weight


  • 1.5" overall height
  • Sock Height: Micro
  • Made in USA of Imported Yarn: 54% Merino Wool, 42% Nylon, 4% Elastane
  • Care
    Machine Wash Warm Gentle Cycle. Do Not Bleach. Tumble Dry Low. Do Not Iron. Do Not Dry Clean.

Sizing Chart

Sizing Chart