Navy Mermaid Chiffon Long Mother of the Bride Dress with Cape Mothers Satin Mermaid Gown With Sweetheart Neckline Fitted Puff Sleeve Satin Elegant Navy Off the Shoulder Mermaid Satin Long Mother of the Bride Dress Laura Off The Shoulder Mermaid Satin Formal Dress & Windsor Mermaid Strapless Sleeveless Floor Length Satin Mother Of The Bride. Classic Match: Whether you are dressing for a wedding party, prom,evening party or other formal party, this sophisticated long maxi prom dress will be your lovely partner. Fabric: Polyester, highlighting feminine morbidezza and grace Tips: Recommended hand wash seperately in cold water, dry clean is also available.