This water pipe and bubbler is sphere shaped and designed to hold water in a smooth bubble shape. The smooth bubble shape is an omen to good fortune and helps ward off harmful energy. The water inside allows all flavors to be fully tasted, adds more moisture, and helps remove harmful substances. The glass slide includes an inline percolator and the mouthpiece will feel smooth on your lips. Both the slide and the mouthpiece are removable to make cleaning easier. You will also notice there is a carb on the top for more airflow in your bubble. This MediBubbler water pipe and bubbler is Guaranteed To Be Smooth.