Have a ball in this gorgeous strapless a-line formal dress that is a hot pick for the season. From La Femme, this long designer dress features a fitted sweetheart bodice with contrasting embroidery in the front and criss-crossing bands on the open back. The pastel evening gown has a fully lined long skirt with a sheer overlay that flow softly to the floor in a figure-flattering a-line shape. Surprisingly affordable, this strapless a-line formal dress is an elegant choice for prom, fancy wedding receptions, and lots of other formal events.