Personalized Lil Sis Unicorn Girls Sister Announcement Women's V-Neck T-Shirt. Cute little unicorn for a new baby or the littlest sister in the family comes on a Women's V-Neck T-Shirt - White. 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