A butterfly tattoo under the breast is a tattoo design that is placed underneath a woman’s chest. The design usually consists of a butterfly, which can come in a variety of different styles and colors. The butterfly is often placed in the center of the chest, but can also be placed on either side of the chest. The placement of the tattoo can have a big impact on the overall look, which is why it is important to pick the right design and placement for your individual body type.