Personalized Retro 70s Dad Youth Long Sleeve T-Shirt. Youth Long Sleeve T-Shirt - White with vintage beach inspired text says DAD. Perfect for a 1970s or 1960s retro, surfing dad. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)