Is your little one a big fan of mermaids? This super cute Mermaid Lil' Costume for toddlers lets your girl have a real feel of what it's like to be the famous sea princesses for one day. This Mermaid Costume features a fabulous dress with glued on sequins in purple and green. The skirt has the typical fishtail cut which flairs out in the end to give the impression of a tail. The costume also features a soft seashell headband.