I got my usual xs (i'm a 32b) and the top fit fine from the chest up. my head just fits through the hole on top without having to unbutton. but then from the chest down, the shirt billows out too far. it hits me at the hip like the model (i'm 5'6" and wear 2/26) but because of the extra fabric it really needs to be longer to balance out the trapeze look. since the top portion fits nicely i almost want to keep it then have a seamstress take it in a little at the waist so it's more a-line than tra