<P> Dash's reckless and impulsive nature and one - track mind have put him at odds with Violet's gloomier and more sarcastic nature more often than their parents would like, but when Dash is in battle, he cares deeply about his family; he was willing to attack a fully grown man who was about to kill his sister . </P> <P> His red superhero suit, designed by Edna Mode, is resistant to air friction, wear and heat when Dash is running at super speed . </P> <P> John Jackson "Jack - Jack" Parr (voiced by Eli Fucile and Maeve Andrews in the first film, Eric and Stuart Bluth in the second film) is the Parrs' infant son, the youngest of the Parr children . Initially believed to be the only family member without any powers, he manifests a multitude of superhuman abilities at the end of the film, most of which are types of shapeshifting . More powers are seen in the short film Jack - Jack Attack on the Incredibles DVD, making his powers the most versatile of the family, and according to a collectible poster included with some Incredibles toys, still more powers are undisclosed . </P> <P> Although Edna Mode did not know what powers Jack - Jack might develop, she covered various possibilities by making him a fireproof and bulletproof blanket sleeper - like jumpsuit . Creator Brad Bird explains on the DVD that Jack - Jack's varied abilities are a metaphor for how young children have infinite possibilities ahead of them in life . </P>

What is the baby's name in the incredibles