Just add a cute little clutch and a matching heel for the perfect event look.Make a statement at any formal event with the Long Formal Mermaid Dress 6513 by Rachel Allan. This stunning platinum gown features delicate spaghetti straps and a dramatic mermaid silhouette that effortlessly enhances your figure. Closure - Zip. Ideal for prom, the patterned detailing adds a touch of elegance to this striking ensemble.