From magnificent mermaid to queen of the sea, the Leg Avenue Pearl Shell Mermaid Headband will add seductive siren glamour to any costume. The enchanting mermaid hair accessory features a row of golden scallop shells, pearl accents and a flexible golden headband. For a sea goddess worth costume, pair this glistening crown with the Leg Avenue Iridescent Scale Mermaid Skirt and Mermaid Shell Top. For a magical mermaid group costume, check out the Leg Avenue Mermaid costume collection. Perfect for Halloween, cosplay, music festivals or DIY costumes. One Size Fits Most Adults and Teens.