Not to add to the buzzkill, but you may want to consider leather or vinyl upholstery as well, as this makes for easier clean up of vomit and other spills from said baby.

I don't have any kids, but my buddy does, and I've seen and smelled the now multi colored fabric interior of his car.
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"Never argue with an idiot. They'll just drag you down to their level, then beat you with experience."
-Dilbert