This Octopus Glass Bong is almost 14 inches tall. This glass oil rig has three different kind of percolation. It also has rocket perks too. This bong pipe has 18mm glass female bowl. Glass thickness is 7mm and the base is 5 inches. This oil rig also have the 18mm joint size. We named it octopus because it has lots of arms. It creates natural percolation like recycler because of these crazy arms. Same day secure shipping from trusted online store.