Personalized Dump Truck 1st Birthday Women's V-Neck T-Shirt. Women's V-Neck T-Shirt - White with big number one and yellow and orange dump truck with dirt graphic. This Is How I Roll. 1st birthday gift for boys and girls who love construction and dump trucks. 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