Personalized Baby Girl 1st Birthday Toddler Dress. Our 1st birthday outfit for boys is designed with comfort and style in mind. Crafted with soft fabrics and cute details, this outfit is ideal for your little man's first birthday celebration. Whether he's crawling around or posing for pictures, he'll look absolutely charming in this outfit. Your little one will be adorable and comfortable in this 100% combed ringspun cotton 1x1 baby rib dress!