HEMPER Lunar Omega RigDescription Welcome to the peak of vapor filtration technology the Lunar Omega Rig! The smaller cousin of our Lunar Alpha bong, this single perc rig has a smaller chamber and less filtration. That means full flavored rips and great airflow to enjoy your terps and not scorch your lungs. The classic showerhead perc provides the perfect amount of diffusion and with a pinched neck just above the bottom chamber, you won't have to worry about any unexpected