Match with mommy! Our Coral Reef Swimsuit comes in little babes and woman's! They are designed with a 4-way stretch material so your little one or you can move freely and comfortably. Baby girls 0-6 months up to 2-3 years is with sleeves and has a back zipper with protective fabric so zipper does not touch your little ones skin. Girls 3-4 and 4-5 years is sleeveless with mid back scoop. Woman swimsuit is one piece with mid back scoop. Our sizes are true-to-size based on your child's age. If you have a child who is in-between sizing I would recommend sizing up! For woman, if you are more busty I would recommend sizing up. Below is our size chart.