Worn once by a child who wears size 150. It's a loose fit, so adults can also wear it. Just by putting it on, your Halloween cosplay is complete ☺︎ It's a free size, and the length is about 100cm. It can be put on and taken off with the Velcro on the back. You can wear it loosely over your clothes. There's a design on the back too, and it's very cute. Please understand that this is a used item. It will be folded compactly for shipping. Please understand that there may be creases.