When they are hard, most adult penises vary from four to eight inches long. Some may be shorter or longer. Six inches is the average length of a hard penis. Women's breasts are different in shape and size. A woman's breasts can give her sexual pleasure when they are touched.
Breasts also produce milk after a woman has a baby.
Small or large, a woman's breasts can provide enough milk for her baby. Some people like big penises or big breasts. However, being attractive, cool, hot, cute, sexy, masculine, or feminine doesn't depend on how big breasts or penises are. During puberty, things happen inside the body, too. During puberty, most girls start having periods.