Now your Superhero in training can dress up as Gotham City’s cutest protector! This Batgirl Onesie Costume for Newborns and Infants is a great outfit for your baby’s first Halloween. This adorable costume comes with the black and pink onesie with attached tutu, baby pink pants and booties, and headpiece with the Batgirl logo. Available in sizes Newborn (0-6) and Infant (6-12). Polyester. Cold Wash.