Personalized Life's Better Polka Music Youth Long Sleeve T-Shirt. Funny novelty polka music and polka dance lovers Youth Long Sleeve T-Shirt - Black with accordion graphic says Life Is Better With Polka Music. For German, Polish and Mexican polka music festivals and dances. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)