no they dont man if you pack like a pinch of weed in a small one hit glass bowl and turn that shit into a gravo(gravity bong) you get high off like 3 hits and u only used like 2 dollars worth of weed
420purplehaze420 Reviewed by 420purplehaze420 on . Waterfall Bong? I need some help dudes. What is a waterfall bong and how can I make one with stuff around the house? Rating: 5