Personalized Polka Music Matters Women's V-Neck T-Shirt. Funny novelty Polish, German, Czech polka dancing Women's V-Neck T-Shirt - Black with accordion graphic says POLKA MUSIC MATTERS. Gifts for polka lovers, oompahpah, squeezebox players, polka bands and festivals. 5.0 oz., 100% pre-shrunk cotton Athletic Heather is 90/10 cotton/polyester 1x1 rib collar with mitered v-neck Shoulder-to-shoulder taping Ladies' fit