Age = Size
Sizing System in the USA:
Infants 3 - 24 Months (3, 6, 12, 18, 24)
Toddler 2 - 4 Years (84 - 100 cm) 2T, 3T, 4T
Little Girl 4 - 6 Years (100 - 120 cm) 4, 5, 6, 6X
Little Boy 4 - 7 Years (100 - 124 cm) 4, 5, 6, 7
Girl 7 - 14 Years (124 - 152 cm) 7, 8, 9, 10, 11, 12, 13, 14
Boy 8 - 16 Years (132 - 162 cm) 8, 9, 10, 11, 12, 13, 14, 15, 16