This is the "Back Support Belt Corset Diet Pulley Type for Kyphosis Correction, Lower Back Pain, Black, Size S". Simply fasten the Velcro in the front and pull the string from the back. It reduces the burden on the lower back and supports lower back pain. It is also ideal for pelvic correction, posture correction, and slimming the abdominal area. [Product Contents] Color: Black Size: Approximately 88cm long, 21.5cm wide Weight: Approximately 203g *The length can be adjusted by fastening the Velcro and pulling the string, so please use the size that is most suitable for you. We also have multiple other sizes available, so please check them. *The last two images are actual product images, so please check them along with the reference images. *Please understand that this is an imported product, and order accordingly.