A Collection Of Scientific Glass Bongs Including Classic, 9mm Thick & Added Perc Designs 

Bongs Tend To Have A Longer & More Narrow Form Compared To Bubblers & Feature Either An Attached, Natural Perc Downstem Or Removable, Diffused Downstem | Removable Downstems Can Be Conveniently Replaced Or Upgraded With A Number Of Different Styles.