This anatomically shaped Thermoskin Thermal Knee Support is extra large in size and provides gentle yet effective compression to the knee joint, warming and protecting the knee without restricting movement.Constructed using lightweight, breathable fabric, this Thermoskin Thermal Knee Support ensures a firm, comfortable fit for the user whilst allowing the leg to breathe comfortably. This thermal fabric increases heat retention and also promotes faster healing. Ideal for the protecting and supporting the knee against general sprains, strains and weakened knees, this extra large sized Thermoskin Thermal Knee Support fits knees with a circumference between 395mm (15.5\") and 410mm (16.25\"). Please note that five other sizes are also available to view in this section of our site.