New in Factory Sealed Box - The American Girl WellieWishers 2 in 1 Sparkly Mermaid Outfit is a doll clothing set that includes a headband and shoes. The outfit is part of the WellieWishers collection and is designed for American Girl dolls. The set features a sparkly mermaid outfit that can be worn in two different ways. The product is perfect for children who love dolls and dressing them up in different outfits.