Personalized Sky Is The Limit Air Force Girl Toddler Long Sleeve T-Shirt. Toddler Long Sleeve Tee - White The sky is the limit for Air Force girlfriend. Designed by Dina Fitzgerald. A classic for Fall, Winter and Spring, these long sleeve toddler t-shirts are sure to be a staple in your child's wardrobe. Whether layered or alone, this t-shirt is soft yet durable enough to stand up to your toddler's playtime demands.