Quite often people are surprised when they hear that I can put the Evaporation gimmick into glass bottles. Some of my early experiments with Evaporation were using glass bottles, however if you are traveling with your show (like me) having it in plastic is much easier. You don’t have to pack it in its own case to ensure the glass doesn’t crack.
In a version of my flea circus I use a glass Yoo Hoo bottle:
The basic routine for me Flea Circus can be found in Vanish Magazine Edition 11 under the title Twenty Five Dollar Flea Circus.