I'm 5'1, 100lb and tried on pxs, ps and xs. the portions on the petite are perfect for petite sizes however if you are a d cup, keep in mind that you cannot wear anything thick underneath it if you go with the fitted size. the sleeves are pretty slim in the petite xs too. i'm keeping the pxs skirted trench because it looks like a dress from the fifties (fitted and flared) and looks so cute unbuttoned (like on the model). also, unlike some trenches there are minimum details (like epaulets, contra