Smartwool Unisex PhD Outdoor Heavy Crew
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.<br><br><b>PhD</b><br>Built for Performance in the Highest Degree<br><br><b>4 Degree Elite Fit System</b><br>Uses two elastics for greater stretch and recovery to keep the sock in place<br><br><b>Indestructawool</b><br>Indestructawool technology features a patent-pending construction method for exceptional durability and comfort<br><br><b>Mesh Venting</b><br>Mesh ventilation zones provide optimum moisture management and maximum breathability<br><br><b>Heavy Cushion</b><br>Heavy cushioning offering significant impact absorption for extended backcountry excursions<br><br><b>Care</b><br>Machine Wash Warm Gentle Cycle. Do Not Bleach. Tumble Dry Low. Do Not Iron. Do Not Dry Clean.