For a sock that has it all, look no further: the Smartwool PhD Outdoor Medium Crew Hiking Sock offers fit, comfort and durability wrapped together in one smart sock. 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. Medium cushioning provides impact protection and ultimate comfort on the trail. Features Virtually Seamless™ toe 8.5" overall height Sock Height: Crew Made in USA of Imported Yarn: 63% Merino Wool, 35% Nylon, 2% Elastane Smartwool PHD Outdoor Medium Crew Hiking Sock