Description This chic prom dress features dusty blue satin fabric: it has a sweetheart neckline, strapless design, form-fitting sheath silhouette, cut-out back (with bow detail),This chic prom dress features dusty blue satin fabric: it has a sweetheart neckline, strapless design, form fitting sheath silhouette, cut out back (with bow detail), and a midi length hem. The modern, elegant style is perfect for semi formal proms, evening cocktail parties, or contemporary upscale events.