Size Chart:(Product Measurement)
8Y:Bust:24.4IN,Length:30.7IN,Straps Length:11.2IN,Waist Size:29.9-23.6IN
9Y:Bust:25.6IN,Length:31.9IN,Straps Length:11.6IN,Waist Size:31.1-24.4IN
10Y:Bust:26.8IN,Length:33.1IN,Straps Length:12.0IN,Waist Size:32.3-25.2IN
11Y:Bust:28.0IN,Length:34.3IN,Straps Length:12.4IN,Waist Size:33.5-26.0IN
12Y:Bust:29.1IN,Length:35.4IN,Straps Length:12.8IN,Waist Size:34.6-26.8IN
This data was obtained from manually measuring the product, it may be off by 0.39-0.79 IN