Venture further and stay warmer with the Smartwool 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.
- PhD: Built for Performance in the Highest Degree
- 4 Degree Elite Fit System: Uses two elastics for greater stretch and recovery to keep the sock in place
- Indestructawool™ technology features a patent-pending construction method for exceptional durability and comfort
- Men’s-specific mesh ventilation zones provide additional breathability and moisture management
- Heavy cushioning offering significant impact absorption for extended backcountry excursions
- Sock Height: Crew
- 8.5″ overall height
- Virtually Seamles toe
- 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.