Looking for something really interesting for your child’s birthday party? Look no further than this Ginormous Grow Shark. Simply put this shark in a tub of water and within 7-14 days the shark will grow up to 6 times its original size. When taken out of water it will eventually shrink back down to its original size. This shark is made out of vinyl acetate and polyacrylamide. The shark’s starting size is 6” long. Full instructions are included on the package.
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