When ultimate warmth and comfort are what you need, pull on the PhD® Heavy OTC. We’ve updated this classic style with Indestructawool™ technology for ultimate durability and the 4 Degree™ elite fit system to keep the sock in place. Heavy cushioning on one of our warmest wool socks help provide all the comfort you need on even the coldest days
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
Built for Performance in the Highest Degree
Mesh ventilation zones provide optimum moisture management and maximum breathability
Heavy cushion for impact absorption and warmth
- Sock Height: Over the Calf
- Virtually Seamless™ toe for enhanced comfort
- 14" overall height
- Made in USA of Imported Yarn: 74% Merino Wool, 24% Nylon, 2% Elastane
- Style: SW015047
- Machine Wash Warm, Wash Inside Out.
- Do Not Bleach.
- Tumble Dry Low.
- Do Not Iron.
- Do Not Dry Clean.