The BioMat is an amethyst crystal heating pad that generates far infrared rays and negative ions. The BioMat has many healing benefits including deep relaxation, stress relief, relief of chronic pain, back pain, headaches, insomnia, neuropathy, and fibromyalgia. Using the BioMat on a regular basis also reduces inflammation, removes toxins and boosts the immune system. Far infrared rays penetrate 6-8 inches into the body improving circulation and rejuvenating cells.