Size Chart(Product Measurements):

9 Years: Length: 15.0", Bust: 26.0", Shoulder: 11.4", Bicep Length: 9.1", Cuff: 18.6", Sleeve Length: 22.0"

11 Years: Length: 16.1", Bust: 27.6", Shoulder: 12.0", Bicep Length: 9.6", Cuff: 19.4", Sleeve Length: 23.2"

13 Years: Length: 17.3", Bust: 29.1", Shoulder: 12.6", Bicep Length: 10.0", Cuff: 20.3", Sleeve Length: 24.4"

14 Years: Length: 18.1", Bust: 30.7", Shoulder: 13.2", Bicep Length: 10.5", Cuff: 21.1", Sleeve Length: 25.6"