Our Checkerboard rash guard swim top features a half zip on the back for easy on and off. Mix match with our swim trunks or pair with our girls Seashell bikini! We recommend a snug fit for our rash guards & girls swimwear. Model Stat: Model #1 | 20 months, 26 lbs., 33" wearing size 12/24 Model #2 | 5.5YR, 40 lbs., 45" wearing size 4/5 Model #3| 6YR, 58 lbs., 48" wearing size 6/7 Material: -100% polyester. -UPF 50+ Washing Instructions: - Machine wash cold, lay flat or hang dry.