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
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
Mesh ventilation zones provide optimum moisture management and maximum breathability
Heavy cushioning offering significant impact absorption for extended backcountry excursions
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
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
Mesh ventilation zones provide optimum moisture management and maximum breathability
Heavy cushioning offering significant impact absorption for extended backcountry excursions