The Volcano Easy Valve Set is a replacement made by Storz & Bickel. Each set includes: 6 x regular size disposable bags (2′ Long Approximately) and 6 x Mouthpieces. It is compatible with both the Digital Volcano and the Classic Volcano.
Also these are disposable bags and no need for cleaning and recommended to be replaced every 1-2 months depending on usage.
Note: this set is only compatible with the Easy Valve and not the Solid Valve.