The most common sizes in which these products are manufactured include ONE SIZE, 6-12 Month, 4-5 Years, 3 YEARS, 3-4 Years, 12-24 Month, 18/24 Months, 5-6 Years, 18-24 Mo, 4 Toddler, M, XL, 3 Toddler, Women, L, S, 2XL, 2 YEARS, 3-6 Months, Toddler Girl, Girl, 3XL, 5XL, 6XL a 9-12 Months. All sizes