For a sock that has it all, look no further. The PhD® Outdoor Medium Pattern Crew offers fit, comfort, and durability wrapped together in one smart sock. It features Indestructawool™ technology for ultimate durability in high-wear areas, the 4 Degree™ elite fit system for a dialed-in fit, and Smartwool's signature Virtually Seamless™ toe for extraordinary comfort in any trail shoe. Medium cushioning provides impact protection and ultimate comfort on the trail.

• 63% wool/35% nylon/2% elastane
• 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
• Medium cushioning for impact absorption and long days on your feet
• Body-mapped mesh ventilation zones
• Virtually Seamless™ toe
• 8.5 in. height
• Machine Wash Warm Gentle Cycle. Do Not Bleach. Tumble Dry Low. Do Not Iron. Do Not Dry Clean.
• Made in USA of Imported Yarns