Tank top. A classic example would be a camisole that is open to the chest and is laced up with the pants. There are a number of different kinds of layering camisoles, and these include tank tops, over tank tops, halter tops, and even camisoles that are cut in a V-neck style, so that it covers the back.
Halter or tank tops are worn mostly with t-shirts and these look great with almost any type of clothing and are easy to put on and take off. They also provide extra support, which helps to minimize bulge. If you are looking for something more adventurous, there are some sexy layering camisoles available too! Camisoles can be worn with anything from jeans to tank tops, with anything in the world!