Size Chart:（Product Measurement）8Y:Bust:31.5IN,Cuff:11.2IN,Length:19.7IN,Shoulder:13.4IN,Sleeve Length:6.8IN9Y:Bust:32.7IN,Cuff:11.5IN,Length:20.5IN,Shoulder:13.9IN,Sleeve Length:6.9IN10Y:Bust:33.9IN,Cuff:11.8IN,Length:21.3IN,Shoulder:14.4IN,Sleeve Length:7.1IN11Y:Bust:35.0IN,Cuff:12.1IN,Length:22.0IN,Shoulder:14.8IN,Sleeve Length:7.2IN12Y:Bust:36.2IN,Cuff:12.4IN,Length:22.8IN,Shoulder:15.3IN,Sleeve Length:7.4INThis data was obtained from manually measuring the product, it may be off by 1-2 CM