Creative Infant Halloween Costumes for Babies, All Treats, No Tricks. We have got the baby boy and baby girl Halloween costumes that are made with optimal comfort in mind. This is your baby’s first Halloween, and undoubtedly, captain marvel costumes they are going to be the cutest ones in the party. They are relatively cheap compared to other products such as shoes. We encourage our customers to upload their photos to the gallery on our site or any other social network site, with costumes, wigs or shoes purchased from us worn.