Quartz Oil Bowl with DrumOil bowl hand crafted of high quality quartz glass with an integrated drum for increased surface area and therefore more smoke development. All parts are made of very heat resistant quartz glass which heats up in a minimum of time, emits no harmful gases, it is food and medical grade material. The bowl is heated with a butane gas burner, only then the oil concentrate is dabbed into the pan and the smoke inhaled. For the ideal dabbing and thus the