These holes are known as Venus holes and represent small circles formed in the lower back in both women and men. These holes are known as Apollo holes in case of men. They are situated in the place where the two bones link the pelvis, and they can actually be seen only in individuals who have appropriate size ligaments or genetic predisposition.
It is simple the genetics so we can not choose whether we possess them or not.
These holes represent a sign of healthy body and excellent circulation. The good circulation in the human body is extremely important to achieve better and easier orgasm.
It’s impossible to make these holes with exercises because they are placed in place were no muscle, but they can become visible if you eliminate the excess fat in your body.