Navy Sweetheart Neck Strapless Mermaid Horsehair Bridesmaid Dress Midnight Blue Bridesmaid Dresses The Dessy Group Winter bridesmaid dresses, but make them warm and stunning. Think richer colours, longer lengths, fabrics that catch the light, and styling that remembers everyone is, in fact, going to be cold. The Royal Blue Sequin Bridesmaid Dresses Floor Length Navy Blue Sequin Mermaid Prom Dress Mermaid Dresses