Double Stack Dual-Chamber 10" BongPrepare for an exceptionally smooth and cool smoking experience with The Double Stack Bong. This robust 10 inch "rock glass" bong is engineered from thick, heavy duty borosilicate glass, offering outstanding durability and a substantial feel that speaks to its quality. While often referred to as a "disc perc" or "showerhead perc" for their effective diffusion, the design in this piece uses a refined Diffused Downstem Perc in the bottom chamber and a