You are looking at a brand new TOBECO Kayfun Lite Plus 26650 28 mm style. It is Stainless Steel Version. This is a rebuildable atomizer and intended for advanced users. The Kayfun RBA allows for multiple setups including either silica wicks or cotton wicks. Very reliable and amazing flavor. This has fast become many vapers go-to setup. Get one now and see what all the hype is about!