NWT Reformation "Harvest" Plus Size Black Spaghetti Strap Midi Dress Size 14. Wear the Harvest Dress and you’ll be the center of attention at the party. This outfit is one of the most flattering outfits that you can get your hands on. The slim fit silhouette and the sheer panel inserts at the skirt make this dress unique, different, and oh so cute. The dress has a subtle sweetheart neckline that leads to front buttons. The ruffle detailing at the neckline and the hem add a touch of femininity. Pair this outfit with a statement clutch.