Personalized 2nd Birthday Bear Balloon Toddler Long Sleeve T-Shirt. I'm 2. A little teddy bear floats high in the sky on a helium balloon. Fun second birthday gift for the 2 year old! 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.