2.0mm oil hole, for thick or thin oil, glass clearomizer, .5ml, .8ml, 1ml full, China Factory Directly Supply, Fast shiping by DHL, High quality fit 510 thread vape pen, Accept customized logo, silk print logo on the glass tube, or laser logo on the metal part. Cartridges are empty without oil, packed disassembled with tips off, with silicone top and bottom, 100% quality check before shiping, assure no leak, no quality problem, any defect on transit, please contact us for compensasion. Thanks for support.
