Size Chart:(Product Measurement)
2-3Y:Straps Length:8.1IN,Bust:20.1IN,Length:20.1IN
4Y:Straps Length:8.5IN,Bust:21.3IN,Length:21.7IN
5Y:Straps Length:8.9IN,Bust:22.4IN,Length:23.2IN
6Y:Straps Length:9.3IN,Bust:23.6IN,Length:24.8IN
7Y:Straps Length:9.6IN,Bust:24.8IN,Length:26.4IN
This data was obtained from manually measuring the product, it may be off by 1-2 CM