The little hole on the side that you put your finger over while you toke, and then take your finger off of as you finish your hit to suck in all the leftover smoke.
Dick Justice Reviewed by Dick Justice on . HOW DO YOU USE A BUBBLER!!! Hey i just got a new 65 dollar bubbler today and im not sure how to put the water in or how to get it out. I tried today and had no clue how to put it in or get it out without having a problem. Can anyone give me some advice? :cool: Rating: 5