Personalized 1st Birthday Popsicle Toddler Long Sleeve T-Shirt. Yay! An orange popsicle is celebrating the one year old's 1st birthday. Cool gift for a summer child. 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.