Brand: MediCrystal Color: 100% Amethyst Features: HIGH QUALITY: 18-layer system, EMF FREE with overheat protection and professional controller to set and maintain 86-158F (30-70C). Auto shut-off functionality. FUNCTIONS: When stones get warm, they naturally release negative ions and far infrared heat. Amethyst isolates and concentrates healing crystal rays in the most absorbable wave length range of 4-16µm with energy peaks at 6 and 12 microns, which penetrate 6-8 inches (15-20 cm) deep into the tissues. LUXURY DESIGN: Sweat-resistant artificial human-made red-brown suede and heat-stable PU film for the triangle-shaped window showing crystals underneath. NATURAL GEMSTONES: Untreated, unpainted, 100% Natural Purple Amethyst crystals. Amethyst has been recognized as the most valuable healing crystal since ancient times. SPA-LIKE THERAPY IN THE COMFORT OF YOUR HOME: Hot Stone FIR sessions provide a soothing environment helpful to detoxify the body and maintain the immune system, circulation, metabolism, weight, blood sugar and cholesterol levels PAIN MANAGEMENT: Manage discomfort in your back, joints and muscles. Start to feel better immediately after the first use! INCLUDED: The set includes the mat, controller with wires, multilayer waterproof protective cover, 3-D air mesh cushioning pad, storage handbag, and user guide. WORRY FREE PURCHASE: VIP-level customer service. 2-year full warranty. Lifelong trade-in policy. GIFT OF WELLNESS: Perfect practical and luxurious gift for yourself or a loved one in a cold climate or simply looking for relaxation and warmth. Warranty: 2-years warranty by MediCrystal UPC: 791082943094 EAN: 0791082943094 Package Dimensions: 72.0 x 24.0 x 1.0 inches Listing and template services provided by inkFrog