Wicky LS Women's Workout Waist Cincher Underbust Corset Body Shaper Fabric: Inner layer made of soft and cozy 91% Cotton+9% Spandex; Mid layer of 100% natural latex; Outer layer of durable 80% Nylon+20% Lycra & spandex Latex Waist Shapewear come with 9 pcs spiral steel bones, it will more stiffness and keep you in best posture compare 4pcs spiral steel bones. It's flexible and durable, as soft as plastic bones, can bend easily but recover quickly to origin Helpful 3 Hooks Waist Training Corset for Puerpera, Make you Slim and Beautiful.Covered boning in front and back for added support, smooth waistline,3 columns hook-and-eye closure classic design, allow you to adjust size as necessary. High compression. It will also works for LONG TORSO. Reduce your waist line up to 3 inches instantly. Perfect for everyday wear and during workout. Wicky LS (Registration Number:87000127) is a registered brand. we have not authorized any third parties to sell our products.