Mermaid Yellow Voodoo String Doll Keychain #2 Mermaid Yellow String Doll World Collection of String Doll Icon Series. Handmade String Doll with loving attention to detail. Eco-Friendly, made from string and recovered textiles and beads. Comes with Keychain attachment for use as keychain or hanging ornament. Colour and design may vary slightly due to handmade nature.