Wonder Woman Costume - Infant The Wonder Woman baby costume includes the romper and headpiece. Our baby Wonder Woman baby costume comes in sizes Newborn, Infant. Inner leg snap closures on this Wonder Woman baby costume make changing quick and easy. This Wonder Woman baby costume is an officially licensed Wonder Woman costume. Please note: This item's color may vary due to inherent manufacturing variations or your computer monitor's color settings. The item you receive will be identical or substantially similar to the item pictured in this listing.