If you got enough room for concealment i'd go with the gravity. If you need to tuck something away use the lung.
User Name Here Reviewed by User Name Here on . Lungs and Gravity Bongs Are they pretty much the same thing? Like do you think one of them would get you a better high, or does it even matter? I'm low on weed so i gotta decide if im going to use a bag, or water. Rating: 5