Personalized 2nd Birthday T-Rex Toddler Long Sleeve T-Shirt. A cute little T-Rex dinosaur smiles while wearing a birthday hat and a balloon tied to its tail. Cute 2nd birthday gift for your two 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.