Size Chart:(Product Measurement)
8Y:Bust:26.8IN,Length:22.8IN,Straps Length:7.5IN
9Y:Bust:28.0IN,Length:24.0IN,Straps Length:7.9IN
10Y:Bust:29.1IN,Length:25.2IN,Straps Length:8.3IN
11Y:Bust:30.3IN,Length:26.4IN,Straps Length:8.7IN
12Y:Bust:31.5IN,Length:27.6IN,Straps Length:9.1IN
This data was obtained from manually measuring the product, it may be off by 1-2 CM