QBSM kids cloak fit most kids babies toddler teen boys and girls. <br>Size: Length(from collar to hem, not included hat) S: 23.6''; M: 31.5''; L: 39.4''. Hat length: About 13.8''. Size in 0.3-1 inch size difference is in normal range due to manual measurement. Recommend ages: Small: 3-4 years; Medium: 5-7 years; Large: 8-16 years. (Just for reference, please choose your size according to your height and the length of these cloak.)