Presenting the next generation of high-caliber sub-ohm system, the ProCore Air Plus atomizer retains high-performance and significantly upgrading the capacity to 5.5ml with the new bulging glass tube. Unique and colorful, we also have more spare resin and cellular tube versions available. ProC series heads are all capable: from direct lung or mouth to lung, from massive vapor production to optimal flavor. Meanwhile, its push-to-open system makes filling easily.