Size Chart:（Product Measurement）

8Y:Sleeve Length:18.9IN,Cuff:8.1IN,Bust:30.7IN,Shoulder:11.3IN,Length:15.5IN,Bicep Length:12.0IN

9Y:Sleeve Length:19.7IN,Cuff:8.3IN,Bust:31.9IN,Shoulder:11.7IN,Length:16.0IN,Bicep Length:12.3IN

10Y:Sleeve Length:20.5IN,Cuff:8.5IN,Bust:33.1IN,Shoulder:12.2IN,Length:16.5IN,Bicep Length:12.6IN

11Y:Sleeve Length:21.3IN,Cuff:8.6IN,Bust:34.3IN,Shoulder:12.7IN,Length:17.0IN,Bicep Length:12.9IN

12Y:Sleeve Length:22.0IN,Cuff:8.8IN,Bust:35.4IN,Shoulder:13.1IN,Length:17.6IN,Bicep Length:13.2IN

This data was obtained from manually measuring the product, it may be off by 0.39-0.79 IN