Personalized Grandpa Little Firefighter Boys Fire Truck Youth Long Sleeve T-Shirt. Grandpa's little firefighter Youth Long Sleeve T-Shirt - Red gift with red fire truck for a grandson who wants to be a fireman from their grandfather. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)