Size Chart (Product Measurement):

8 Years: Bicep Length: 9.4", Bust: 26.8", Cuff: 6.5", Length: 17.7", Shoulder: 11.4", Sleeve Length: 17.7"

9 Years: Bicep Length: 9.8", Bust: 28", Cuff: 6.7", Length: 18.5", Shoulder: 11.9", Sleeve Length: 18.5"

10 Years: Bicep Length: 10.1", Bust: 29.1", Cuff: 6.8", Length: 19.3", Shoulder: 12.4", Sleeve Length: 19.3"

11-12 Years: Bicep Length: 10.7", Bust: 31.5", Cuff: 7.1", Length: 20.9", Shoulder: 13.3", Sleeve Length: 20.9"