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The Smartwool PhD® Outdoor Light Micro Socks are made for the trail -- how you choose to navigate the trail though, is up to you. From mountain biking to hiking, these low-cut merino wool based socks offer incredible durability and natural thermo-regulation. Combining the legendary durability of Smartwool's Indestructawool™ construction method with a lightweight cushion and integrated mesh venting, the Smartwool PhD® Outdoor Light Micro Socks are ready for adventure.
60% Merino Wool / 38% Nylon / 2% Elastane
Micro – 1.5" Overall Height
Light Cushion – The ideal cushion for varied trail and road terrain.
PhD® – Built for performance in the highest degree.
Women's Specific Fit – A narrower profile provides the perfect women's specific fit.
4 Degree® Elite Fit System – Uses two elastics for greater stretch and recovery to keep the sock in place.
Indestructawool™ Technology – Indestructawool™ technology features a patent-pending construction method for exceptional durability and comfort.
Mesh Venting – Mesh ventilation zones provide optimum moisture management and maximum breathability.
Virtually Seamless™ Toe