Take out the stress

Infectious Disease Balls - Stress Balls - ThinkGeek (Smallpox - Green)

1 new from $ 14.99
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as of March 27, 2017 12:30 pm


  • Squeeze at your own risk! Each Infectious Disease Stress Ball comes in a mesh-like bag. Squeeze it hard and blisters will pop out of the holes in the bag and be a surprisingly different color than the ball itself!