Personalized Dinosaur 3rd Birthday Women's V-Neck T-Shirt. Happy birthday! A cute dinosaur wearing a birthday hat peeks around a 3. Cute gift for the three year old's 3rd birthday! 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