NIKE Dri-Fit Elite Socks [BLACK/WOLF GREY/WHITE/WHITE] 4% cotton Knee length knitted sock in Dri-FIT technology with performance footbed. Anatomical left and right. Arch support. Carries scaled down elite mark on calve section of sock with elite pods. Channel cushioning under the toes, bottom of the foot and ankle. Small mesh panel on top of foot for ventilation. Fabric: 77% nylon/16% polyester/4% cotton/3% spandex.