When you're passionate about running, sometimes you can't wait for the storm to pass to get after it. Our PhD® Run Cold Weather Mid Crew is one of our warmest running socks and will help you get outside and stay out longer. Our 4 Degree™ elite fit system helps keep socks in place so you can focus on the stride ahead and the narrower profile proves a better fit for women’s feet—making this sock your favorite cold-weather companion.
Built for Performance in the Highest Degree
Women's specific fit; narrower heel and slimmer fit
For a dialed, performance-oriented fit with flex zone at ankle joint
Indestructawool™ technology features a patent-pending construction method for exceptional durability and comfort
Mesh ventilation zones provide optimum moisture management and maximum breathability
Maximum impact protection with targeted cushioning on the ball and heel of the foot. Designed specifically for runners.