Size Chart:(Product Measurement)
8Y:Bottoms Length:8.7IN,Waist Size:21.7-35.4IN,Bust:23.6IN,Top Length:4.3/3.3IN,Underbust:22.0-30.7IN
9Y:Bottoms Length:9.1IN,Waist Size:22.8-36.6IN,Bust:24.8IN,Top Length:4.8/3.7IN,Underbust:23.2-31.9IN
10Y:Bottoms Length:9.4IN,Waist Size:24.0-37.8IN,Bust:26.0IN,Top Length:5.3/4.1IN,Underbust:24.4-33.1IN
11Y:Bottoms Length:9.8IN,Waist Size:25.2-39.0IN,Bust:27.2IN,Top Length:5.8/4.5IN,Underbust:25.6-34.3IN
12Y:Bottoms Length:10.2IN,Waist Size:26.4-40.2IN,Bust:28.3IN,Top Length:6.3/4.9IN,Underbust:26.8-35.4IN
This data was obtained from manually measuring the product, it may be off by 1-2 CM