Personalized Daddys Little Cowboy Western Boots Boys Youth Long Sleeve T-Shirt. Daddys Little Cowboy Youth Long Sleeve T-Shirt - Royal Blue has a fun pair of boys western boots on this gift from Dad for a son. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)