Personalized Music Rocks Dark Products Women's V-Neck T-Shirt. Music Rocks. These three musical rocks with a trombone, violin and guitar are shaking to the music. A humorous gift design for music lovers at birthdays, holidays and back to school. 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