Size Chart:(Product Measurement)
8Y:Bust:24.4IN,Length:28.7IN,Straps Length:11.1IN,Waist Size:29.9-23.6IN
9Y:Bust:25.6IN,Length:29.9IN,Straps Length:11.5IN,Waist Size:31.1-24.4IN
10Y:Bust:26.8IN,Length:31.1IN,Straps Length:11.8IN,Waist Size:32.3-25.2IN
11Y:Bust:28.0IN,Length:32.3IN,Straps Length:12.2IN,Waist Size:33.5-26.0IN
12Y:Bust:29.1IN,Length:33.5IN,Straps Length:12.5IN,Waist Size:34.6-26.8IN
This data was obtained from manually measuring the product, it may be off by 1-2 CM