Size Chart:(Product Measurement)
4Y:Straps Length:6.3IN,Bust:24.0IN,Length:21.3IN,Waist Size:24.4IN
5Y:Straps Length:6.5IN,Bust:25.2IN,Length:22.8IN,Waist Size:25.6IN
6Y:Straps Length:6.7IN,Bust:26.4IN,Length:24.4IN,Waist Size:26.8IN
7Y:Straps Length:6.9IN,Bust:27.6IN,Length:26.0IN,Waist Size:28.0IN
This data was obtained from manually measuring the product, it may be off by 1-2 CM