Best BBL Surgeons In Chicago use the patient\'s own fat in a Brazilian Butt Lift (BBL) treatment to increase the size and shape of the buttocks. In order to give the buttocks a fuller, more rounded appearance, liposuction is used to remove fat from other parts of the body, usually the thighs, flanks, or abdomen. Chicago Institute of Plastic Surgery reputed for the best Brazilian Butt Lift Chicago.