Personalized Worlds Best Trombone Player Women's V-Neck T-Shirt. Cool trombone player gift has Worlds Best trombone saying in two tone sports style design and comes on this fun trombone Women's V-Neck T-Shirt - White gift for your trombonist in marching band or jazz groups. 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