Thermotex Platinum Far Infrared Heating Pad - All Purpose.The Platinum System is the most studied, popular and versatile far infrared therapeutic device in the industry. Boasting 3 patented heat inserts, the Platinum System provides targeted, safe and effective infrared heat to almost every part of the body.After just 20 minutes of use, the soothing infrared wavelengths penetrate up to 2.36 inches into the applied area. This results in an increase in blood flow, which provides nutrients, oxygen and proteins to the area to relieve pain and inflammation. These enhanced natural properties are what the body requires to heal.