Would you have ever guessed that there are NINE different types of boobs in the world?! Well, according to bra company ThirdLove's breast shape dictionary, women have one of nine different sets of breasts. All boobs (and nipples) are totally normal, but identifying your exact shape.
Med Phys. Jun;25(6) Classification of compressed breast shapes for the design of equalization filters in x-ray mammography. Goodsitt MM(1).
Breast cleavage is defined by the International Federation of Much work has been done to classify breasts based on their shapes, contours.