Personalized Unicorn 4th Birthday Women's V-Neck T-Shirt. A cute unicorn with wings, a colorful mane and tail, and wearing a gold crown stands on a rainbow by a golden 4. Cute 4th birthday gift. 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