Size Chart:(Product Measurement)
4Y:Bust:20.5IN,Length:21.3IN,Straps Length:9.4IN,Waist Size:19.7-25.2IN
5Y:Bust:21.7IN,Length:22.8IN,Straps Length:9.8IN,Waist Size:20.5-26.4IN
6Y:Bust:22.8IN,Length:24.4IN,Straps Length:10.2IN,Waist Size:21.3-27.6IN
7Y:Bust:24.0IN,Length:26.0IN,Straps Length:10.6IN,Waist Size:22.0-28.7IN
This data was obtained from manually measuring the product, it may be off by 1-2 IN