Size Chart:（Product Measurement）

8Y:Bicep Length:11.0IN,Bust:29.5IN,Cuff:7.5IN,Length:28.3IN,Shoulder:12.2IN,Sleeve Length:18.1IN

9Y:Bicep Length:11.3IN,Bust:30.7IN,Cuff:7.6IN,Length:29.7IN,Shoulder:12.7IN,Sleeve Length:18.9IN

10Y:Bicep Length:11.7IN,Bust:31.9IN,Cuff:7.8IN,Length:31.1IN,Shoulder:13.1IN,Sleeve Length:19.7IN

11-12Y:Bicep Length:12.3IN,Bust:34.3IN,Cuff:8.1IN,Length:33.9IN,Shoulder:14.1IN,Sleeve Length:21.3IN

This data was obtained from manually measuring the product, it may be off by 1-2 IN