Venture further and stay warmer with the PhD® Outdoor Heavy Crew. Heavy cushioning and the power of Merino help keep your feet warm, dry and comfortable whether you’re out on a multi-day trek or trudging through the snow. Featuring Indestructawool™ technology for ultimate durability in high wear areas, the 4 Degree™ elite fit system for a dialed fit and our signature Virtually Seamless™ toe for extraordinary comfort in any trail shoe.
Built for Performance in the Highest Degree
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
Heavy impact absorption and warmth for extended excursions
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: 68% Merino Wool, 30% Nylon, 2% Elastane
Machine Wash Warm, Wash Inside Out. Do Not Bleach. Tumble Dry Low. Do Not Iron. Do Not Dry Clean.