58% Merino Wool / 40% Nylon / 2% Lycra® Spandex

Midweight – Midweight socks are all-season performers that naturally adapt to keep your feet at the right temperature on the hill or in the backcountry.

Over the Calf Height – The name says it all. The ultimate height for keeping the outside out.

Terry Loop Cushion Comfort Underfoot

Performance Fit – From form-fitting toe boxes to sculpted heel pockets and knit-in elastic support at the arch, Darn Tough knitting techniques produce the finest fitting performance sock available.

True Seamless™ – Undetectable seam fusion for an ultra smooth, invisible feel.

Fine Gauge Knitting – Unprecedented durability and our unique “put it on, forget it’s on” feel.

Fast Action Wicking – Pulls moisture away from skin. Fast drying.

All Weather Performance – Cool in the summer, warm in the winter.

Merino Wool – Darn Tough's custom count, shrink-treated Merino wool enhances the comfort and durability that outdoor enthusiasts have come to expect from this fiber.

Guaranteed For Life – No strings. No conditions. For life.