Personalized Rawr Dinosaur Birthday Women's V-Neck T-Shirt. Rawr! A cute little T-Rex dinosaur wearing a birthday hat and blowing a noisemaker is surrounded by colorful birthday balloons. Celebrate your little one's birthday in style. 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