Bella Blue Satin Underbust Steel Boned Corset Glamorous Corset Royal Blue Satin Steel Boned Corset with Front Zipper Tops Royal Blue Lace Ruffle Boned Corset Poshmark Top Drawer Royal Blue Brocade Steel Boned Underbust Corset SpicyLegs.com Royal Blue Satin Corset by Musotica Musotica.com Steel Boned Satin Corset Sissy Lux. This is a full bust satin corset in deep royal blue with a front zipper, boning you can actually feel, and a sweetheart neckline that frames everything exactly right. You zip up, feel the bones lock in, and your whole posture shifts before you even leave the room. Sixteen steel bones keep this piece from folding mid shift the way cheap corsets do, and the thick back lacing lets you dial the cinch exactly where you want it. The kind of piece you plan a night around.