Personalized Big Bro Boys Brother Bulldozer Youth Long Sleeve T-Shirt. Cute Big Bro Youth Long Sleeve T-Shirt - White for a little boy who will be a new brother has bright colored construction truck bulldozer design. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)