These Carhartt men's heavy weight boot socks are ready for long days on your feet. They're made of soft knit, with extra cushioning at the heel, arch, and toe. Abrasion-resistant yarns in high-wear zones provide the extra durability that hard work demands. Model: SB660 Color: Carhartt Brown 70% acrylic / 17% wool / 6% nylon / 6% polyester / 1% elastane FastDry® wicks away sweat Fights odor Temperature-regulating wool blend Heel, arch, toe, instep and leg cushioning Ribbed channels improve ventilation on leg Abrasion-resistant yarns in heel and toe