Personalized 1st Birthday Cute Dinosaur Women's V-Neck T-Shirt. It's your child's first birthday, and this adorable dinosaur is celebrating! Adorable tee shirt for baby's 1st 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