Personalized Rocket Ship 6th Birthday Toddler Dress. Cute rocket ship 6th birthday Toddler Dress - Heather with bright red rocket ship surrounded by blue sky, stars and planets. Big number 6 in the porthole. For future astronauts and space explorers. Your little one will be adorable and comfortable in this 100% combed ringspun cotton 1x1 baby rib dress!