Non-Binding Diabetic Cotton Blend Quarter Socks, 6 Pair/Pack Non-binding, loose fitting top allows for optimal circulatory flow. Delicate cotton blend for extra comfort. Full cushion lining with heel and toe support for pressure relief and maximum foot protection. Available in 2 sizes: 9 to 11 and 10 to 13 88% Cotton, 10% Nylon, 2% Elastic.