The Nike Everyday Plus Cushion Crew Training Socks (6 Pair) feature sweat-wicking technology in a crew silhouette for comfortable coverage around the ankle and calf. An arch band contours around the foot for a locked-in fit. Dri-FIT technology helps you stay dry and comfortable Breathable fabric at the top of the foot adds ventilation. Arch band contours around the foot for a locked in fit. Fabric: 61-67% cotton/30-36% polyester/2% spandex/1% nylon