Duo Adjustable Back Support All Elastic Large 34 38 Specialty Walkers Accessories Used in similar applications to Jobst for Men 15 20 Thigh Hi Used in similar applications to the Mats however Reel material is thinner more flexible and can be cut to size as required * Cut small circles from the material to put between plates to stop rattling and sliding or use to line shelves * Shipping Carton Size: 20 L x 8 W x 4 H Left Extension * Padded cushion is specially designed for the left and right * Black leatherette zippered cover * Leg extensions are approximately 1 2 of the seat width x 9 long * Overall length with Leg Extension is 25 * Overall thickness is 1 1 2 and have a 5 8 plywood base 18 Wide x 16 Deep x 1 Fits hip cicum 34 38 * Both provide excellent abdominal and LS Support * Duo Tension straps customize compression and support * Flexible stays help prevent rolling and provide additional support * All elastic for most compression and support * Color: Beige * Measurement is hip circumference