These are Officially licensed Dr. Suess socks, guaranteed or your money back!. Dr. Suess is the author of the extremely popular children's books that inspired wonder and magic and millions of readers' minds! This Dr. Seuss sock set features 3 pairs with each set having their own design from one of the magical books in the collection, CAT IN THE HAT. There is Thing 1, and Thing 2 on one pair, CAT IN THE HAT on another pair, and allover pattern design of characters on the 3rd pair. Made of soft 98% Polyester, 2% Spandex. These are sock size 10-13 which fits men's shoe size 8-12 best, and women's shoe size 7-13 best