Smartwool Womens PhD Ski Medium Socks

Size Chart

Don't let the cold stop you from taking one last run: the PhD Ski medium delivers maximum warmth and breathability when the going gets cold. Patent-pending Indestructawool technology provides ultimate durability to make sure your socks are ready to go, run after run. Made with Smartwool's 4Degree elite fit system for a sock that doesn't bunch, slip, or bind and a women's-specific fit for a narrower heel and overall slimmer fit.


  • Mesh ventilation zones designed specifically for female skiers; narrower profile provides women's-specific fit
  • Medium Full Cushion
  • Knee-High Length (13" Overall Height)
  • Made in the USA
  • 4 Degree Fit System for all-day performance fit (sock will not sag or bunch)
  • Indestructawool technology for exceptional durability and comfort
  • Virtually Seamless toe


62% Merino Wool, 36% Nylon, 2% Elastane

Sock Height

Knee-High Height Sock

Sock Cushion

Medium Cushion Sock