Personalized Big Sister Women's V-Neck T-Shirt. A pink T-Rex dinosaur wearing a crown is the big sister! Cute gift for any big sis who knows she's the boss. 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