0-3M: length 17 in, bust 17 in, shoulder 8 in, sleeve length 4 in
3-6M: length 18 in, bust 18 in, shoulder 8 in, sleeve length 4 in
6-9M: length 19 in, bust 19 in, shoulder 8 in, sleeve length 4 in
9-12M: length 20 in, bust 20 in, shoulder 8 in, sleeve length 4 in
12-18M: length 20 in, bust 20 in, shoulder 9 in, sleeve length 4 in