The Delta9 Okeanos Micro Bubbler provides the added benefit of water filtration to your favorite oil vaporizer. It's pocket friendly and very simple to operate. The Okeanos Bubbler is made from stainless steel and borosilicate glass to provide extra durability for long use. Each Okeanos includes a the newest version of the KISS cartridge that utilizes the new titanium grade heating coil and ceramic wick. It also come in either 510 or 601 threading.