Just as thousands of users have done, you will be amazed by the power of far infrared ray and negative ion from amethyst and tourmaline. The Amethyst mat comes with a control panel with variable heat settings, travel bag with wheels and a 100% cotton quilted cover. This is the Biomat for acupuncture, chiropractic specialists, dentists, fitness centers, gyms, massage therapists, Medi-SPas, pain control clinics, physical therapists, athletes, healing management, and waiting rooms. It can also be used at home on top of mattress, sofa or floor.