Size Chart:(Product Measurement)
8Y:Bust:25.2IN,Length:28.7IN,Straps Length:10.4IN,Waist Size:30.7-23.6IN
9Y:Bust:26.4IN,Length:30.3IN,Straps Length:10.7IN,Waist Size:31.9-24.4IN
10Y:Bust:27.6IN,Length:31.9IN,Straps Length:11.0IN,Waist Size:33.1-25.2IN
11Y:Bust:28.7IN,Length:33.5IN,Straps Length:11.3IN,Waist Size:34.3-26.0IN
12Y:Bust:29.9IN,Length:35.0IN,Straps Length:11.7IN,Waist Size:35.4-26.8IN
This data was obtained from manually measuring the product, it may be off by 1-2 CM