Size Chart:(Product Measurement)
9Y:Straps Length:13.0IN,Bust:23.6IN,Length:4.4IN,Waist Size:21.7-31.1IN,Length:8.7IN,Waist Size:23.8IN,Length:10.6IN
10Y:Straps Length:13.4IN,Bust:24.8IN,Length:4.9IN,Waist Size:22.8-32.3IN,Length:9.1IN,Waist Size:25.0IN,Length:11.4IN
11Y:Straps Length:13.8IN,Bust:26.0IN,Length:5.4IN,Waist Size:24.0-33.5IN,Length:9.4IN,Waist Size:26.2IN,Length:12.2IN
12Y:Straps Length:14.2IN,Bust:27.2IN,Length:5.9IN,Waist Size:25.2-34.6IN,Length:9.8IN,Waist Size:27.4IN,Length:13.0IN
This data was obtained from manually measuring the product, it may be off by 1-2 CM