When you order two pants, t-shirts, dresses--even shoes, you know if they do not fit you can return them. One of the most upsetting purchases, are the pretty bras you ordered that do not fit as well as you had was hoping. Not only are you out of the money you spent on it, but that pretty new bra is just going to ridicule you each time you open your dresser drawer. The strapless bra could be annoying due to the sort of grip it has. You can only know these things if you have attempted out a bra yourself. That's why so many nursing bras are purchased online, but buying a bra online can make you worry some about how well it will fit and if it will work fine. You can only know these things if you have attempted out a bra yourself. You want a strapless bra with rubber in it. It doesn't need straps for support, instead it depends on a rubber edging to hold the body and stop the bra from moving.