No one can resist the Stress Control Biofeedback Card!
Don't underestimate the power and pull of this little card. It's simple, It's fun, and It's something your participants can carry away and use, over and over again.
You know how it works. Simply hold your thumb on the Stress Control Card indicator for about 15 seconds, until it changes color. Quantity discounts are available!
Blue - you're calm,
Green - you're normal,
Red - you're tense,
Black - you need a vacation!