High-contrast colors and a unique logo treatment make these Match Ellipse Socks a natural choice for lasting foot comfort. A reinforced heel and toe box provide durability, and the ribbed construction for the upper calf help keep the top where you want them. 78% Cotton, 11% Polyester, 6% Nylon, 4% Rubber, 1% Elastane. Reinforced heel and toe box. Ribbed construction for the upper calf .