Best Lumbar Support\r\nFeature: Breathable, Elastic, Spine Steel Plate Support, Adjustable Support Straps.\r\nPackage Included:1 Piece \r\nWaist Circumference Size:  S (Below 80CM, Below 31.5 INCH)\r\n                                                      M (80-90CM, 31.5-35.4 INCH)\r\n                                                      L (93-100CM, 36.6-39.4 INCH)\r\n                                                      XL (103-113CM, 40.5-44.5 INCH)\r\nLaundry Guide: Hand Washable in cold water and hang to dry.\r\nNote :If there have any problem, Please contact us first before you return package , we will offer you best service to solve your problem.