Personalized 12th Anniversary Celebration Party Women's V-Neck T-Shirt. 12th Anniversary Women's V-Neck T-Shirt - Heather with words Celebrating Our 12th Anniversary for a 12th Anniversary Celebration. 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