Constructing with quality Borosilicate glass, the 5.9" high MGM Glass 2-in-1 Bubbler with Logo [C5005] features a base of 55 mm and a thickness of 3.5mm. The water diffuser and thick bowl for 14mm female Joint offer enhanced filtration, while the quartz banger for 14mm female Joint grants improved heat retention. The bubbler is stemless and comes with an assorted design in a gift box.