I purchased this about six months ago due to lower back pain, but I only used it a few times and have been storing it since, so I'm putting it up for sale. Product Description [Features] Provides firm support from the lumbar spine to the pelvis while offering a soft fit. [Uses] Lower back support. [Specifications] Color: Black Size: M Waist (cm): 65~85 Compression type [Material/Finish] Body: Polyester, nylon, polyurethane, polypropylene Velcro: 100% nylon Edging tape: Polyester, polyurethane Panel: Polypropylene Buckle: Polyacetal