Royal Blue Sweetheart Ruched Bodice Long Prom Dress With Split Vampal Blue Sweetheart Ruched Back Dress with Keyhole Products Notjustprom Strapless Blue Formal Dresses & Windsor. This dress is made of satin and comes in a beautiful blue color. The fitted silhouette features ruched and keyhole designs, with a strapless neckline and ruched back with zipper. It also has a full length cut for a stunning look. Item #NP1144 Material: Satin Color: Blue Silhouette: Fitted Design: Ruched, Keyhole Neck: Strapless?? Back: Ruched, Zipper Length: Full length Fully lined: Yes Built in bra: Yes True to size. Made in China. Dresses are usually packed inside out for protection. Hand wash