Size Chart:(Product Measurement)
8Y:Straps Length:9.7IN,Hip Size:31.9IN,Bust:23.6IN,Length:42.1IN,Waist Size:22.8-29.1IN
9Y:Straps Length:10.1IN,Hip Size:33.1IN,Bust:24.8IN,Length:44.3IN,Waist Size:24.0-30.3IN
10Y:Straps Length:10.4IN,Hip Size:34.3IN,Bust:26.0IN,Length:46.5IN,Waist Size:25.2-31.5IN
11Y:Straps Length:10.8IN,Hip Size:35.4IN,Bust:27.2IN,Length:48.6IN,Waist Size:26.4-32.7IN
12Y:Straps Length:11.1IN,Hip Size:36.6IN,Bust:28.3IN,Length:50.8IN,Waist Size:27.6-33.9IN
This data was obtained from manually measuring the product, it may be off by 1-2 CM