Conveniently holds your ecig batteries! Keeps your batteries seperated and contained. Eliminates batteries possibly making contact with each other. Also adds a layer of protection to prevent batteries from being damaged. Holds 2 18650's or 4 18350's or 1 18650 and 2 18350's. A must have for the price!
Is your drip tip not giving you enough airflow? now you can replace your whole top cap with a drip tip built in so wide it will blow your mind!