The Darn ToughA(R) Mountaineering Heavyweight Over-the-Calf Socks are the ideal complement to your hiking boots. Made with soft, naturally wicking Merino wool, the heavyweight knit adds warmth and cushioning. Average 17" from heel to cuff - expect them to cover the leg to just below the knee A performance fit means no slipping, no bunching, no blisters for peak hiking comfort True Seamless Toe technology for an ultra smooth, undetectable feel Reinforced footbed and Achilles cushion improves comfort and adds durability Merino wool is naturally moisture wicking Still Made in Vermont, USA Unconditionally Guaranteed for Life Order today!