Details Built tough. Designed beautifully. The Darn Tough Gatewood is a versatile, full cushioned boot sock that packs in technical performance and packs out undeniable comfort. Material 67% Merino Wool, 30% Nylon, 3% Lycra® Spandex Length Boot Sock Height: Sits mid-calf for added protection and warmth. Details Performance Fit: No slipping, no bunching, and no blisters. Fine Gauge Knitting: Unprecedented durability and Darn Tough's 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. Weight N/A Darn Tough Gatewood Boot Full Cushion Socks Women's