Personalized Christmas Owl 1st Birthday Women's V-Neck T-Shirt. Christmas owl 1st birthday Women's V-Neck T-Shirt - White with a polka dotted number one and adorable owl in a Santa hat and striped scarf. Look Who's One! 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