It’s time to take “burr” out of your running vocabulary. Stride out in our PhD® Run Cold Weather Mid Crew. A Merino blend and mesh zones designed for runners help keep your feet warm during long winter runs. With a run-specific profile and our 4 Degree™ elite fit system, with two elastics for greater stretch and fast recovery, these socks stay in place at every turn and up every hill.
4 Degree™ Elite Fit System
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
Light Elite Cushioning
Maximum impact protection with targeted cushioning on the ball and heel of the foot. Designed specifically for runners.
Mesh ventilation zones provide optimum moisture management and maximum breathability
Built for Performance in the Highest Degree
Sock Height: Mid Crew
Made in USA of Imported Yarn: 56% Merino Wool, 41% Nylon, 3% Elastane
6" overall height
Mid crew height adds extra warmth under tights
Virtually Seamless™ toe for enhanced comfort
56% Merino Wool 41% Nylon 3% Elastane
Machine Wash Warm, Wash Inside Out. Do Not Bleach. Tumble Dry Low. Do Not Iron. Do Not Dry Clean.