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Smartwool PhD® Run Ultra Light Micro Socks

sku# 149137
Smartwool - PhD® Run Ultra Light Micro Socks
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Product Info

Run towards the future in your new favorite socks, the comfortable, durable, and sneakily stylish Smartwool PhD® Run Ultra Light Micro Socks. Get dialed in so you can think about the road ahead, not your feet.

Product Details


45% Merino Wool / 50% Nylon / 5% Elastane


Micro1.5" Overall Height


Ultra Light CushionMinimal cushioning for maximum next-to-foot performance without added bulk.


Indestructawool™ TechnologyIndestructawool™ technology features a patent-pending construction method for exceptional durability and comfort.

PhD®Built for performance in the highest degree.

Mesh VentingMesh ventilation zones provide optimum moisture management and maximum breathability.

Shred ShieldShred Shield helps reduce wear from toes.

4 Degree® Elite Fit SystemUses two elastics for greater stretch and recovery to keep the sock in place.

Achilles Tab Designed to Prevent Sock from Slipping down into Footwear

Virtually Seamless™ Toe for Enhanced Comfort

Made in the USA


  • Material: Elastane, Nylon, Wool
  • Made in the USA: Yes

Other Notes

Smartwool products can only be shipped within the United States



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