Every girl has mermaid princess dream. The best birthday gift for little girl who have a mermaid dream that can make her dream come trueThe swimmable mermaid bikini set is a great gift for children, increasing their summer fun. Suitable for swimming pools, beaches, bathing, themed parties, Halloween, Christmas, cosplay.Material is made of spandex, polyester and cotton, color doesn't fade or run, it is stretchable, elastic, flexible, and easy to be dry. Our swimmable mermaid tail swimsuit is comfortable for your children's skin and safe.The quality fabric is high elasticity for comfortable wearing, you can select the size according the kids height. For example, if your kid is 131-140cm height, you can select 140 Size. Size Table means age ranges for girls, They are for general guidance only. For most accurate fit, we recommend checking detailed measurement before purchase.Q1 = SizeQ2 = Tail LengthQ3 = Tail WaistQ4 = Tail HipQ5 = Recommeded HeightPackage list:1 x mermaid tail dress + 1 x bra + 1 x shorts (fin monofin not included)