Mobius 50B Stereo Matrix Stemless BubblerThe 50B Stereo Matrix Bubbler is the smoothest functioning bubbler of the Mobius line. The bubbler features one of its signature percolators; the stereo matrix, known for its massive diffusion giving the user one of the largest and tastiest hits of any bubbler in the industry. The bubbler also features an indented dish on the top of the can for concentrate use and a Mobius QRC sticker of authenticity so you know you are getting the real deal and not