Plus, it can be used up to 25 times before you have to shell out cash on a new one. You can find underwire bras in plunge, demi and full-coverage styles, as well as in nursing and post-mastectomy bras. This molded foam bra features a lightly lined cup, no underwire and an easily adjustable fit. This bra claims to minimize your bustline by 1 inch while still giving a great shape, due to the fuller coverage and supportive underwire. When you want to get the most out of your workout, pick up a sports bra. And for those with fuller busts, there are even some bralette styles made with underwire, Dale said. Bras made with underwire that surround the base of breasts provide structure by keeping the breasts anchored to the chest.