The Darn Tough Triangles Sock proves high performance doesn't have to be low fashion. The Triangles Sock combines high quality merino wool with the comfort and style of a 3/4 sock. Its fashionable, geometric pattern and earthy color scheme and high quality construction make this a perfect choice for those who don't sacrifice style for comfort. Closeout, limited to stock on hand. The Triangles Sock features: 70% Merino Wool, 28% Nylon, 2% Lycra Spandex Darn Tough's Ironclad Lifetime replacement guarantee: if you wear them out Darn Tough will replace them. Made in Vermont. Sizing: Small: Women's 4-6.5 Medium: Men's 6.5-8.5 Women's 7-9.5 Large: Men's 9-11.5 Women's 10-12.5 X-Large: Men's 12+