Smartwool PhD Running Light Micro Socks - Women's

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New, improved PhD socks are more advanced than ever! Smartwool Running Light Micro socks feature innovative new fabric, a more comfortable fit and smart design details that enhance performance.

  • Features

    • 4 Degree Elite Fit System improves comfort; 2 elastics provide greater stretch and recovery to keep the socks in place
    • Ankle bands, upper instep bands, lower instep bands and arch bands connect to the feet for a great fit and feel
    • ReliaWool is a patent-pending reinforcement construction that puts more wool in high wear/high impact areas to increase durability and comfort
    • Merino wool provides excellent temperature control and moisture management, so you're warm when it's cold and cool when it's warm
    • Merino wool keeps your feet dry and inhospitable to bacteria that can cause odor
    • SmartWool socks are guaranteed not to itch and can be repeatedly machine washed and dried without shrinking
    • Strategically placed mesh zones provide ventilation for temperature and moisture management
    • Flat-knit toe seams resist wear
    • PhD Running Light Micro socks rise 1.75 in. height
    • Durable, double layer 1x1 ribbed welt tops and achilles pad
    • *Discount will be applied when you check out. Offer not valid for sale-price items ending in $._3 or $._9

    Made in USA.

    View the Smartwool PhD Product Line View all Smartwool Women's Athletic Socks
  • Technical Specs

    Best Use




    69% merino wool/29% nylon/2% elastane

    Sock Height


    Sock Cushioning

    Light Cushioning



  • Size Chart

    S M L
    U.S. Women's 4 - 6.5 7 - 9.5 10 - 12.5
    EU 34 - 37 38 - 41 42 - 45

    Sizing Notes

    For socks, please use shoe size.

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