Personalized Yorkshire Terrier Librarian Future Reader Toddler Long Sleeve T-Shirt. adorable Yorkshire Terrier with books and flowers for anyone who just loves reading 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.