Here are a few things to consider:
There is literally NO reset. This is perpetually ready to go.
The results are different every time. If the same color is chosen from one performance to the next, it is purely coincidental.
There is no sleight of hand.
This can be worked entirely in the hands.
The reason for the name (Warm Fuzzies Up Close) is because if you work this with a couple, when the matching colors are revealed, anyone who happens to be watching will automatically go, 'Awwwwwwwww'. It's a touching moment.
Can be worked with ANY two people. In fact, I frequently do this with a single spectator and myself.
You get the five ESP Compatibility Testing Cards, the five colored stones and complete instructions. This is a worker in every sense of the word and is the perfect strolling trick.