High Neck Long Sleeves Long Mermaid Formal Dress With Pleated Microsoft Azure Mind Maps. I had created these mind maps during my. Exude elegance in our High Neck Mermaid Formal Dress with long sleeves and sophisticated pleating. This long gown offers full coverage with refined details. Perfect for formal galas and events. Contemporary high neckline with elegant pleated accents. Available in multiple sizes. Shop sophisticated formal dresses at koscy today.