PhD Outdoor Light Pattern Crew : Medium Gray

Size Guide

A favorite of through-hikers and day-trippers alike, the PhD® Outdoor Light Mid Crew packs some serious trail power. Featuring a versatile design, this lightweight style includes Indestructawool™ technology for ultimate durability in high-wear areas. And when it comes to comfort, we pulled out all the stops: our 4 Degree™ elite fit system provides a dialed-in fit, and our signature Virtually Seamless™ toe offers extraordinary comfort in any trail shoe. Plus, our new Shred Shield™ technology helps reduce wear from toes—making this one of our most comfortable, best-fitting socks to date. 

  • Brand: Smartwool
  • Content: 55% merino wool, 42% nylon, 3% Elastane
  • Cushioning: Light
  • Made in USA


Size Conversion Chart