The size is M. The fabric is stretchy and easy to wear! I've worn it several times, so it shows some wear and tear ☻ The fabric has glitter and is very cute! Regarding clothing items, Please note that we do not accept returns if the size is different from what you expected. We will only accept returns if there is a discrepancy between the size indicated on the product label and the size we have provided. Items that are considered free size are listed as M or free size. Please be aware that items may be compressed for shipping ☻ These items have been stored and used at home, so please refrain from purchasing if you are concerned. Also, we cannot accept returns, so please ask any questions you may have in the comments beforehand. For packaging, We use recycled materials from our home, so please understand.