Officially licensed Dr. Seuss Book Covers 6-Pair Pack of Youth Ankle Socks. These colorful youth ankle socks feature classic Dr. Seuss book cover designs and come in a six pair pack. Fits sock size 10-13 / 7-9 / Fits Kids Shoe Size 10-4 / Approx. Age Range 5-7. Made from 98 percent polyester and 2 percent spandex. Machine wash cold with like colors, do not bleach, tumble dry with low heat.