Personalized Vintage Sunset Turtle Youth Long Sleeve T-Shirt. Youth Long Sleeve T-Shirt - White with vintage, retro 60s, 70s, 80s sunset and silhouette turtle graphic. Save the turtles. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)