Personalized 6th Birthday Football Sports Boys Baby Bodysuit. 6th Birthday Baby Bodysuit - Heather and Royal has big football sports ball with number 6 and being six is a ball slogan for boys who love football. Our unisex one piece baby bodysuit make great gift for newborns, babies, infants, baby showers and expectant moms. An ideal gift for any new parent who will want one in every color.