Personalized Proud American Boy Monkey Youth Long Sleeve T-Shirt. Youth Long Sleeve T-Shirt - White with an adorable little boy monkey holding an American flag and a sparkler bursting with stars. RED and BLUE text says PROUD TO BE AMERICAN. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)