Personalized Chubby Unicorn Toddler Long Sleeve T-Shirt. Rhinos are just chubby unicorns. Mythological creatures are hiding in plain sight, and there's more of them to love! Funny gift for anyone who loves unicorns or rhinoceroses. 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.