Closed Vape Pod Systems:the manufacturer of a closed pod system will offer a selection of flavors. All that you have to do is snap the pre-filled pod into the battery and vape away.
Pre-filled pod Systems: also referred to as or closed system vapesyou don't have to go through the hassle of filling the juice every time you run out. Just throw the pod once you are done with it and you can always get another one of the same or different flavor. These devices comes with tons of flavors and there will for sure be a one you gonna like.these vapes use pods that come pre-filled with e-liquid