ProStyle Hinged Knee Support XX Large 20 21 Balance Training Weighing less than 36 pounds towel packs Weighing less than 36 pounds the ProBasics K3 also comes standard with tool free adjustable front riggings and easy push lock wheel locks Knee Hi * Classic Black * 20 30 mmHg * Medium * Ankle Circ 8 3 8 9 7 8 Calf Circumference 11 7 8 16 1 2 * Beautifully sheer hosiery Durable long lasting * Sandalfoot styling * Gradient compression for relief and prevention of venous disease * Therapeutically effective sheer lightweight and fashionable * Designed to give you the comfort of an elastic support with the therapeutic properties of heat without the perspiration associated with neoprene * ProStyle retains heat to help keep muscle loose * Offers treatment for ACL LCL MCL PCL sprains * Recommened for swollen or tender knees resulting from: sprains strains sports injuries or post operative rehab * Offers treatment for Osgood Schlatter Disease as well as patellar instability * HCPC Code L1810