Add water to this Marvel Science Transforming Hulk by Uncle Milton and watch Hulk break through an underwater vault and expand 4 times his size.
- Refillable display tank with expandable HULK figure
- Educational poster about The Hulk & Real World science
- 8"H x 5"W x 2.3"D
- Age: 5 years & up
- Model No. UM18423
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