Size Chart:(Product Measurement)
8Y:Underbust:20.1IN,Bust:22.8-29.9IN,Top Length:5.9IN,Waist Size:31.1IN,Bottoms Length:8.9IN,Hip Size:22.4IN
9Y:Underbust:21.3IN,Bust:24.0-31.1IN,Top Length:6.3IN,Waist Size:32.3IN,Bottoms Length:9.3IN,Hip Size:23.6IN
10Y:Underbust:22.4IN,Bust:25.2-32.3IN,Top Length:6.7IN,Waist Size:33.5IN,Bottoms Length:9.6IN,Hip Size:24.8IN
11Y:Underbust:23.6IN,Bust:26.4-33.5IN,Top Length:7.1IN,Waist Size:34.6IN,Bottoms Length:10.0IN,Hip Size:26.0IN
12Y:Underbust:24.8IN,Bust:27.6-34.6IN,Top Length:7.5IN,Waist Size:35.8IN,Bottoms Length:10.4IN,Hip Size:27.2IN
This data was obtained from manually measuring the product, it may be off by 1-2 CM