2K Diffuser BeadsThese 2k Diffuser Beads were designed for water pipes, bongs and bubblers. Simply place these beads into the water section of your pipe and they will break up the smoke into tiny bubbles. This not only cools the smoke but makes it less harsh to inhale. These are the perfect solution for smokers who are looking for a less harsh bong hit. These beads are available in black, blue, glow in the dark, green, Yellow, Red and white