Personalized 5th Birthday Mermaid Party Baby Bodysuit. Cute 5th birthday mermaid Baby Bodysuit - White & Heather w/ Ears with a blue mermaid tail for a 5 year old party. 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.