Diy Siren Costume . The bra is what i’m most proud of. Leave your feedback on the comment section below and also a like if you e. CHECK THIS OUT! Get your scary on with this Scary Siren Mermaid Makeup from www.pinterest.se See more ideas about mermaid costume, siren costume, mermaid parade. Check out our sexy siren costume bra selection for the very best in unique or custom, handmade pieces from our shops. See more ideas about siren costume, mermaid costume, mermaid parade.