yeah, its what i thought it was, i've just never heard the term gravity bong

It's just a glorified water bong!
denial102 Reviewed by denial102 on . Grav Bongs = Bad? I've come to the conclusion that gravs are shitty. Sure, they get you super blazed but seriously... First of all, gravs take away from the days of social smoking. Up here at college gravs are probably the most popular way of smoking. I know I'd much rather pass around a bowl, bong, joint, blunt or anything else because you get to have the good conversation around the bud. Whereas with a grav, people sit around, wait their turn, get an ungodly amount of smoke, and then are too retarded to Rating: 5