Spaghetti Straps Royal Blue Satin Prom Dresses on Luulla Royal Blue Floor Length Prom Dress Satin Wedding Gown Featuring Floral Glamorous Spaghetti Strap Bow Royal Blue Floor Length Prom Dress Spaghetti Straps Royal Blue Long Prom Dress on Luulla Spaghetti Straps Royal Blue Satin Prom Dresses on Luulla. Beaira's glamorous prom dress is crafted from smooth, glossy royal blue satin, featuring a voluminous ball gown silhouette. It has a deep V neckline supported by delicate spaghetti straps, with a pleated bodice detail that adds a romantic, elegant touch. The fitted bodice cinches at the waist, transitioning into a full, structured skirt that flows down to the floor with a dramatic train, while a large satin bow at the back adds a playful, feminine accent. The satin fabric catches the light beautifully, creating a luminous, eye catching sheen from every angle.