Music festivals are a great place to wear onesies, and you can’t go wrong wearing onesies when you’re still comfortable in them for a night out on the town. You can wear some cloths under this costume or regard as a pajama in the wither, because it’s a little loose-fitting style. There is little in common between the infant onesies and an adult onesie: the former is usually sleeveless and legless and snaps or buttons at the crotch.