(05-01-2014, 18:50)prettylily Wrote: I think it probably depends on how firm your breasts are, since the underbust crease (which is what I think you're talking about?) is from the breast being dragged down by gravity.
I am not talking about saggy breasts, tried to mark it to explain better what I mean.
When you wear a T-shirt you simply have a much bigger/longer area and with small breasts you just have a small mount, which I marked with a rectangular and a small square.