Growing animal toys/toy plastic. It can grow up 600% only 3 days. can use over and over. dirt cheap. non-toxc. Toy plastic Novelty Growing Sea Creatures Toys Detailed Product Description 1.Fill a large container with water (room temperature).Note:make sure there is plenty of room in the container for your animal to eapand .2.Place your animal in water ,results are immediately noticeable ,so be ...