Ballet Dress Long Professional Ballet Tutu For Girls Children Red Ballerina Costumes Adult Women Spanish Dance DressThe size chart are only for reference! The sizes are mainly according to kids height. So pls measure your kids height and contrast with the size chart to choose the size. If fat,pls choose 1 or 2 sizes larger. For example: a girl's height: 124cm if slim or normal,pls choose size 130; If fat,pls choose size 140