The most common sizes in which these products are manufactured include M, L, S, XL, 2XL, ONE SIZE, Kids, 4-5 Years, 3-4 Years, 5-6 Years, 40, UNI, 38, 9-12 Months, 6/9 Months, Women, 12-18 Months, 3-6 Months, 3X, 6-7 Years, 1X, 3 YEARS, 2X, 42 alebo 9-12 Mo. All sizes