Loose fit. Size EUR L should be a US 10 or 12 but please refer to measurements below and know the smocking will stretch quite a bit if necessary. Would make a cute maternity top as well. 100% cotton poplin Approximately 17” across smocked top Sleeve is 20.5” and the cuff is smocked 28” down center of top from top of smocking to hem, 17” across chest armpit to armpit