Personalized World's Best Chief Operating Officer Women's V-Neck T-Shirt. World's Best Chief Operating Officer Women's V-Neck T-Shirt - White, a perfect gift for your favorite Chief Operating Officer. 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