The LULUS Brilliantly Bold Black Strapless Mermaid Maxi Dress is a stunning formal dress perfect for parties or cocktails. Made of polyester, the dress features a sleeveless design with a strapless neckline and a zip closure. The ruffle accents add a touch of elegance to the long, mermaid-style dress, which is lined for added comfort. This size medium dress is from the Lulus brand and is sure to make a bold statement at any special occasion.