Zapakasa Women Peacock Mermaid Beaded Satin Prom Dress Spaghetti Straps Spaghetti Straps Peacock Square Neck Trumpet Mermaid Prom Dresses Dorothy Peacock Mermaid Spaghetti Straps Sequin Prom Dress Trumpet Mermaid Square Neckline Spaghetti Straps Sweep Train Jersey Trumpet Mermaid V Neck Spaghetti Straps Sweep Train Jersey Prom Dress. This peacock colored prom dress combines a square neckline with delicate spaghetti straps for a refined look. Its trumpet mermaid silhouette accentuates the natural curves, flaring gracefully at the hem to create an elegant profile. Designed for both style and comfort, this dress is an excellent choice for prom events where sophistication is key.