Size Chart:(Product Measurement)
8Y:Bicep Length:9.2IN,Bust:25.8IN,Cuff:8.0IN,Length:16.7IN,Shoulder:11.1IN,Sleeve Length:7.1IN
9Y:Bicep Length:9.5IN,Bust:27.0IN,Cuff:8.3IN,Length:17.5IN,Shoulder:11.5IN,Sleeve Length:7.3IN
10Y:Bicep Length:9.8IN,Bust:28.1IN,Cuff:8.7IN,Length:18.3IN,Shoulder:12.0IN,Sleeve Length:7.5IN
11Y:Bicep Length:10.2IN,Bust:29.3IN,Cuff:9.0IN,Length:19.1IN,Shoulder:12.5IN,Sleeve Length:7.7IN
12Y:Bicep Length:10.5IN,Bust:30.5IN,Cuff:9.3IN,Length:19.9IN,Shoulder:13.0IN,Sleeve Length:7.9IN
This data was obtained from manually measuring the product, it may be off by 1-2 IN