Personalized I Love Books Bookworm Youth Long Sleeve T-Shirt. I Love Books bookworm design is oh so cute and comes on this reading Youth Long Sleeve T-Shirt - Royal Blue gift for the librarian, teacher, book lover. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)