Champion Double Dry High Performance Men's Full Cushion Quarter Socks Extended Sizes 3-Pack socks closure Soft cotton-rich blend wicks sweat, controls moisture buildup, so feet stay cooler and drier. Anti-microbial yarns help control sock odor. Allover knit-in stretch helps ensure better fit. Plush added cushioning soothes your every step. Color-coded C logo simplifies laundry sorting. Reinforced grey heel and toe add extra durability. Fiber Content: "Premium cotton/polyester/natural latex rubber/nylon/spandex "