Personalized Allergic to Nuts Youth Long Sleeve T-Shirt. Allergic to nuts Youth Long Sleeve T-Shirt - White with an image of an acorn nut person is a humorous slant on a very serious subject. Whether you have a nut allergy or are just allergic to the nutty people around you, this design will tickle the funny bone of friends and family. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)