PhD® - Built for Performance in the Highest Degree
Don’t let the cold stop you from taking one last lap: the PhD® Nordic Medium delivers maximum warmth and breathability when the going gets cold. Built with long-distance comfort in mind, we’ve added our patent-pending Indestructawool™ technology for ultimate durability and our 4 Degree™ elite fit system for socks that won’t bunch, slip, or bind.
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
Medium Cushion - Medium impact absorption for varied conditions
Sock Height: Crew
Body-mapped mesh zones for added breathability
Virtually Seamless™ toe for enhanced comfort
8.5" overall height
Made in USA of Imported Yarn: 62% Merino Wool, 35% Nylon, 3% Elastane
Machine Wash Warm, Wash Inside Out. Do Not Bleach. Tumble Dry Low. Do Not Iron. Do Not Dry Clean.