Personalized 2nd Birthday Airplane Boys 2 Year Old Youth Long Sleeve T-Shirt. Cute 2nd Birthday Youth Long Sleeve T-Shirt - Royal Blue has little airplane with blue number 2 for a future pilot boy or child turning two years old. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)