Personalized 1st birthday First Birthday Toddler Dress. Our 1st birthday outfits are designed with your baby in mind, ensuring a perfect fit and maximum comfort. Whether you're looking for a sweet and girly outfit for your little princess or a dapper and handsome ensemble for your little prince, we have the perfect options for you. Let your baby shine on their big day with our charming 1st birthday outfits. Your little one will be adorable and comfortable in this 100% combed ringspun cotton 1x1 baby rib dress!