Personalized I Love My Rottweiler Dog Youth Long Sleeve T-Shirt. Rottweiler wearing sunglasses with quote that says I heart my Rottweiler comes on a fun Youth Long Sleeve T-Shirt - White. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)