PhD Outdoor Ultra Light Crew



Smartwool's Outdoor Ultra Light Crew features patented technology for improved durability in the high wear areas and the elite fit system to keep the sock in place and give you all-sport versatility.


Built for Performance in the Highest Degree

Uses two elastics for greater stretch and recovery to keep the sock in place

Patented technology in high impact areas provides superior durability

Minimal cushioning for maximum performance in close-fitting shoes


  • Strategically placed mesh ventilation zones provide ventilation for temperature and moisture management
  • Virtually seamless toe
  • 8.5" overall height
  • Sock Height: Crew
  • Knit in USA of Imported Yarn: 52% Merino Wool, 44% Nylon, 4% Elastane

Category: Socks

Type: Footwear

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