Matrix perc downstem on Puffing Bird!
This matrix perc downstem is removable. A removable downstem is always valuable for a water pipe. It features the matrix perc which is the best for diffusing the vapor.
It is available 3.9" in length and made from high-quality borosilicate glass, which is better than most of the downstems on the market.
Just purchase one for your bong.
Features Of This 18mm to 14mm Matrix Perc Downstem