Carhartt knows the difference a good pair of socks can make when spending time outdoors. Well-designed and made with durable, high-quality materials, Carhartt Men's Heavyweight Crew Socks in 4-Pack help feet stay warm and comfortable. 6% temperature-regulating wool blended with synthetics feels soft on feet and legs. Cushioning on heels, arches, toes, insteps, and legs keep feet add extra comfort. Available in 4-Pack in men's sizes Large (US Men's shoe size 9-11.5) and X-Large (US Men's shoe size 12-14.5).