If a sleek long formal dress is on your shopping list, this easy-to-wear dress is a contemporary style that will have you checking off that box. Cut-in sleeves on the high-neck bodice drape over your shoulders and attach to the sporty racerback of this slinky long dress. Under $200, this affordable formal dress has a long jersey skirt that stretches over your hips before flaring out in dramatic mermaid style. Available in misses and plus sizes for wedding receptions or prom, this long formal dress is sure to show off your silhouette in modern style.