Children of all ages will love learning about the different stages of a butterfly's life cycle with this Giant Inflatable Butterfly Life Cycle 4 Piece Set. This pack includes a 21" butterfly, 3.25" egg, 14.75" caterpillar and a 11.5" chrysalis. Each deflates easily for storage. Each figure includes hanging tabs. All figures are crafted with amazing detail. The 21" butterfly figure is a replica of the monarch butterfly. The monarch has a lifespan from 25 days to as many as 7 weeks from egg to butterfly. The North American Monarch population migrates south every year around late Summer/Autumn. They have been known to travel thousands of miles in this journey, even from as far north as Canada all the way down to Mexico.