The 100% natural latex outer layer is easy to clean and does not irritate the skin; soft cotton spandex lining wicks moisture to keep you breathable and comfortable all day long. Maintains a flat, healthy stomach with 9 steel coils /25 that provide strong form, firm lumbar support and strong abdominal compression to help protect the spine, prevent injury during training, improve posture and relieve prolonged lower back pain. > Smooth, seamless fabric means the form-fitting corset hides well under clothing. Shapewear Bust Waist Trainer Women's Slimming Corset effectively tightens abdominal muscles and reduces fat in the waist area. waist and belly, thus perfectly revealing the curves of the woman. The corset gently lifts the bust, corrects bulges and reveals an elegant silhouette when worn. 9 steel bones: effectively lift the bust. 9 steel bones: provide firm lumbar support and strong abdominal compression, protecting your spine and preventing you from getting injured during your workout.