Personalized Rocket Ship 1st Birthday Long Sleeve T-Shirt. Cute rocket ship 1st birthday Long Sleeve T-Shirt - White with bright red rocket ship surrounded by blue sky, stars and planets. Big number 1 in the porthole. For future astronauts and space explorers. Pre-shrunk 100% cotton 6.1 ounce long sleeve t-shirt. Double-needle stitched neckline and sleeves. Quarter turned. Shoulder-to-shoulder taping. Adult: S, M, L, XL, 2XL, 3XL