Therasage has completely revolutionized personal health products!! !Therasage Instant Calmer Infrared Healing Pads feature full spectrum, deep penetrating infrared heat, with natural jade stones to generate negative ions and grounding therapy. Without exposure to harmful EMF's, soft and flexible, comfortable to lie on or wrap around your body, this is not like any heating pad you've ever used!! Relieve Pain, Increase Circulation, Immune Enhancement, Relax Muscle Spasms and Cramps, Sleep Better and "Heal with Heat"!!