partial waist tape ( waist measurement can stretch a bit when worn) High quality steel boning: 18 x 6mm wide steel spiral bones (very flexible) 6 x 12mm wide flat steel bones (flexible) Front STEEL stiff busk Steel boned floating modesty panel: 5.5"" wide (14cm) Regular black ""shoe"" style lace front length: 12" (31cm) side length: 13.5" (33.5cm) back length: 13.7" (35cm)