Personalized Choir Or Marching Band Treble Music Gift Women's V-Neck T-Shirt. Treble clef music Women's V-Neck T-Shirt - Heather with yes I'm treble humor quote for marching band, choir soprano singer, orchestra or a piano student. 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