Personalized 3rd Birthday Valentine Truck Toddler Long Sleeve T-Shirt. 3rd Birthday Truck Toddler Long Sleeve Tee - White has cute truck filled with hearts and a big number 3 on it. Valentine birthday gift. 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.