This Rock Glass Triangle Perc Round Base bong features an awesome perc that is similar to a showerhead perc but shaped like a pyramid for added function. The hollow base on this piece allows you to add more water for better smoke cooling and filtration. This piece is great for both oil and herbs. Featuring a 14mm female joint this piece includes a 14mm bowl piece. The color accents will vary and be chosen at random* If you have a color preference please leave a note when you place your order!