Personalized Pink Bowling Pin 4th Birthday Baby Bodysuit. Cute girls bowling theme 4th birthday Baby Bodysuit - Mauve with a bowling ball and a happy pink and white bowling pin holding pink and blue balloons. Text says BEING 4 IS A BALL. Our 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.