Product Measurement(In inches):

8 Years: Bust: 35.4", Length: 26.8", Shoulder: 16.9"

9 Years: Bust: 36.6", Length: 28.1", Shoulder: 17.5"

10 Years: Bust: 37.8", Length: 29.5", Shoulder: 18.1"

12 Years: Bust: 40.2", Length: 32.3", Shoulder: 19.3"