Buttocks are attractive in both males and females. Some studies found that buttocks are the most attractive body part for both males and females.
The ideal male buttock has good muscle definition:
The ideal female buttock also has good muscle definition, as well as an additional layer of fat covering over the muscles. Black males prefer larger buttocks than white males. The skin on the buttocks must be tight and firm.
Both sexes prefer buttocks which shake when walking. Shaky buttocks signal that the glutes are relaxed and not stiff.