Personalized Little Brother T-Rex Women's V-Neck T-Shirt. I'm the little brother. A T-Rex dinosaur fresh out of the egg is protected by his big sibling. Cute gift for a little guy! 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