These women's crew socks are a workday staple that offer breathable comfort on the job. They're made of a soft polyester blend with a bit of spandex for a stay-put fit. Reinforcement at the heel and toe provides extra padding in high impact areas. 45% polyester/ 34% acrylic / 10% nylon / 10% wool / 1% LYCRA Spandex. FastDry wicks away sweat. Fights odor. Temperature-regulating wool blend. Abrasion-resistant yarns in heel and toe. Arch support. Heel, arch and toe cushioning.