Personalized Ducky 2nd Birthday Toddler Long Sleeve T-Shirt. Quack, quack! Cute little duck floating on a pond with balloons says I'M 2, IT'S MY BIRTHDAY Toddler Long Sleeve Tee - White for a boy or girl's ducky 2nd birthday. 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.