Smartwool Womens PhD Outdoor Medium Crew Socks

Size Chart
Medium Gray
Black-Tibetan Red

Smartwool Women's PhD Outdoor Medium Crew Socks are designed for the female foot and knit with protective medium density cushioning. The sock is engineered with Smartwool's Indestructawool technology for ultimate durability.


  • Crew Height (7.5" overall height)
  • Medium Full Cushion
  • Designed to fit a Woman's (narrower) Foot
  • 4 Degree Elite Fit System for greater stretch and recovery
  • Indestructawool Technology features a wool-based, patent-pending yarn and construction method for exceptional durability and comfort
  • Smartwool inside for moisture, temperature, and odor control
  • Virtually Seamless Toe
  • Washer and Dryer friendly
  • Mesh Vents help keep feet cool and dry
  • Update to the SW055
  • Made in the USA


65% Merino Wool, 33% Nylon, 2% Elastane

Sock Height

Crew Height Sock

Sock Cushion

Medium Cushion Sock