Personalized 50th Birthday Rock N Roll Girl Women's V-Neck T-Shirt. Funny Rockin and Rollin my 50th Birthday quote comes on Women's V-Neck T-Shirt - White to celebrate your turning 50. 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