****FREE SHIPPING ON THIS ITEM***This Clearmoizer is to be used for liquid and only with our Bastone Premio Buttonless Refillable Rechargeable Hookah Pen. Other pens with similar inhale activated systems and locking device can be used with this atomizer as well.With this pack of CE-X5 Clearomizer you will be the king of the vapor pen craze and youll always have a backup just in case! Also if your friends come over and wanna smoke you don't have to worry about the germs, everyone can have their own and smoke whatever flavor they want. All that has to be done is screw yours off and pass it to your friends to put theirs on. Its as easy as that!