Size Chart:(Product Measurement)
8Y:Bust:26.0IN,Length:27.2/19.7IN,Straps Length:10.6IN,Waist Size:21.7-30.7IN
9Y:Bust:27.2IN,Length:28.5/20.9IN,Straps Length:10.9IN,Waist Size:22.8-31.9IN
10Y:Bust:28.3IN,Length:29.9/22.0IN,Straps Length:11.2IN,Waist Size:24.0-33.1IN
11Y:Bust:29.5IN,Length:31.3/23.2IN,Straps Length:11.5IN,Waist Size:25.2-34.3IN
12Y:Bust:30.7IN,Length:32.7/24.4IN,Straps Length:11.9IN,Waist Size:26.4-35.4IN
This data was obtained from manually measuring the product, it may be off by 1-2 CM