0-3M: shoulder 8 in, bust 20 in, length 21 in, sleeve 9 in
3-6M: shoulder 8 in, bust 21 in, length 22 in, sleeve 10 in
6-9M: shoulder 8 in, bust 21 in, length 23 in, sleeve 10 in
9-12M: shoulder 9 in, bust 22 in, length 25 in, sleeve 11 in