Personalized Tractor Boy 3rd Birthday Youth Long Sleeve T-Shirt. Fun farm theme 3rd birthday Youth Long Sleeve T-Shirt - White with a tractor pattern big number three and cute farmer boy in overalls riding a tractor. EIEIO! Perfect for kids who love Old MacDonald. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)