Quantum messenger bag

Hardwearing funny Quantum messenger bag for science geeks, featuring the amusing science slogan This Bag Happily Existed In All Possible States Until You Observed It - Now It Has Collapsed Into A Single State - I Hope You Are Satisfied.

We think Heisenberg would approve, but were not certain.

If you like this funny Quantum bag, check out more of our geeky science apparel and accessories!