Size Chart:(Product Measurement)
4Y:Length:11.0IN,Waist Size:18.1-25.6IN
5Y:Length:11.8IN,Waist Size:18.9-26.8IN
6Y:Length:12.6IN,Waist Size:19.7-28.0IN
7Y:Length:13.4IN,Waist Size:20.5-29.1IN
This data was obtained from manually measuring the product, it may be off by 0.39-0.79 IN