Shimmering sheath gown with a plunging sweetheart neckline by Colors DressThis ultra-glamorous sheath dress from Colors Dress is stunning in every sense! The shimmering gown has a sheer inset plunging neckline with partially open back. The sheath skirt flows to form a full-length column with sweeping train and is complemented by a drape that starts from the asymmetric waist into a sweep train.