Charming smooth knit strapless heart-shaped neckline twisted corset with hollowed out back featuring mermaid and floor Prom Dressescharming smooth knit strapless heart shaped neckline twisted corset with hollowed out back featuring mermaid and floor Prom Dresses. This dress is made of elastic fabric and features a strapless design with a backless and fishtail silhouette, showcasing an elegant and bright style. The elastic fabric fits the body shape, the strapless cut showcases delicate shoulder and neck lines, the backless design adds fashionable details, and the fishtail skirt