I have applied a bit of lateral thinking to this problem and came up with an idea that might work.
You could use a toothbrush case as a mini sharps bin, One like
thisThe drawback is that you can't isolate sharps that are already in there, but for a short break that wouldn't matter too much would it? It's not as if you are injecting every day is it?
On the plus side - completely re-usable and very cheap
Paul Barrett
Hexham - Northumberland - Loads of spectacular walks - all I need now are the joints to go with them! :)
Enthesitis (2012)
Ulcerative Colitis (1990)