Onesize jumper. The waist measurement is 20 1/2 or 41 inches. Hips are 27 1/2 or 55 around. The fabric is stretchy. This is a nice jumper for fall and winter. 100% cotton. Great quality! Nice deep pockets in the front. Adjustable straps. Very cute on. The length from the shoulders down is 47. This is new with tags. It’s a small to medium fit.