Experience durability at its peak with the PhD® Outdoor Light Crew. Featuring Indestructawool™ technology, a wool-based durability construction, these hiking socks are ready for any adventure on your list. Plus, with body-mapped mesh zones, a Virtually Seamless™ toe, and our 4 Degree™ elite fit system, these ZQ-Certified Merino wool socks have comfort covered. The women’s-specific fit provides an overall slimmer fit and narrower heel. Features: Sock Height: Crew Virtually Seamless™ toe for enhanced comfort 7.5" overall height Made in USA of Imported Yarn: 58% Merino Wool, 39% Nylon, 3% Elastane Benefits: PhD®: Built for Performance in the Highest Degree Women's Specific Fit: Women's specific fit; narrower heel and slimmer fit 4 Degree™ Elite Fit System: For a dialed, performance-oriented fit with flex zone at ankle joint Indestructawool™: Indestructawool™ technology features a patent-pending construction method for exceptional durability and comfort Mesh Venting: Mesh ventilation zones provide optimum moisture management and maximum breathability Light Cushion :The ideal cushion for varied trail and road terrain