Experience Tri-Synergy Therapeutics: Exposure to far Infrared rays (FIR): increases circulation, aiding in reducing inflammation, removal of toxins and a better functioning immune system. Negative Ions: Makes antioxidants more available to the cell membrane for greater detoxification and activates ion channel exchange aiding cellular metabolism. Amethyst: focuses and amplifies FIR causing greater resonance and vibration of organic molecules to promote a deeper heating of the body. What does all this mean for you? Greater blood circulation and oxygen supply to damaged tissues resulting in relief from pain, stress and fatigue; reduction of inflammation, chronic pain and joint stiffness; promotion of deep relaxation and sleep. $35 for 30 minutes, $15 for every 20 minutes after that.