I am always on the hunt for a white shirt that is not too sheer, so that i can wear it without a cami underneath. on that count, this top is a winner!
regarding the fit, it is a shorter top, so i am not sure that it would be able to be tucked in a bottom for most people. i am short waisted, and i wouldn't be able to tuck it in.
in fact, i think it is really meant to have an almost cropped fit.
fyi: 36c (34d), broad shoulders/back, short waist - in a fitted shirt i take a 10/12, but i tried this