Baby Costumes from Fierce Costumes - Choose from our large selection of all types of newborn, baby,  and infant  styles of Halloween costumes. Some of our  most popular baby costumes are our baby bat costume, newborn bunting pea in the pod costume, and infant superman costume . In our baby costume category you will find costumes that will fit newborns aging from 0-8 months, babys 6-12 months and infants 12-24 months.  At FierceCostumes.com we are certain you will find a great costume, to make your baby's Halloween fun and memorable.