The most common sizes in which these products are manufactured include 40, 41, 39, ONE SIZE, 36, 38, 37, 42, 8, 9, 7, 43, 44, 6, 35, 10, Little Kid US 9, Little Kid US 10.5, 5, 45, Toddler US 8, 8½, Little Kid US 9.5, Toddler US 7.5 alebo Toddler US 6.5. All sizes