Personalized 40th Birthday rock n roll Women's V-Neck T-Shirt. 40th Birthday Women's V-Neck T-Shirt - White has cute pink rock and roll quote for someone turning 40. 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