Punches in but never punches out. The Steely delivers Full Cushion comfort throughout the entire sock and around the clock. Cushioning from the toe box to the top of this sock delivers the goods 24/7. Performance Fit: No slipping, no bunching, and no blisters. 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. Naturally Antimicrobial: Repels bacteria and odor. Guaranteed For Life: No strings. No conditions. For life. Merino Wool: The ultimate fiber for breathability and comfort in all conditions. True Seamless™: Undetectable seam fusion for an ultra smooth, invisible feel. Cushion: Mid-level cushion density under foot. A warm and ultra-comfortable choice when conditions demand it. Boot Height: Sits mid-calf for added protection and warmth. A sturdy companion. 56% Merino Wool 41% Nylon 3% Lycra® Spandex Darn Tough Men's Steely Cushion Boot Socks