Enjoy the soft comfort of memory foam combined with amethyst, tourmaline, obsidian and jade. Support your head and neck as you sleep, or use with any of our heating mats. Specifications Approx. Size: 18? x 10? x 4? (45 cm x 25 cm x 10 cm) Approx. Weight: 4 lbs (2 kg); comes with a carrying case Additional Features: Neck support Materials: High-quality, nontoxic 0.25 lbs of crushed tourmaline 2 lbs of crushed amethyst 0.25 lbs of crushed obsidian 0.25 lbs of crushed jade Tension and Muscle Relaxing Hot Stone Therapy Calming Negative Ion Therapy, a range up to 1500/cc Deep Penetrating Far Infrared Rays Therapy, a range of at least 5-14 um The Recommended Uses: Providing support while you sleep Use it in conjunction with a mat Put it behind your knees for support Place it on your lower back for support The Guarantee: Used by doctors, chiropractors, and other healthcare professionals Over 500,000 satisfied customers to date 1-year warranty Lifetime trade-in and upgrade policy Pros: Top of the line memory foam material Includes natural tourmaline, amethyst, and obsidian gemstones Natural heat from your body activates the gemstones to release FIR and negative ions at a low level Enhance the comfort and quality of your sleep Things to Consider: Does not have a heated feature for additional support Stones make the surface firm, which is not ideal for those who like soft, fluffy pillows Not available with PEMF therapy Not available with photon light therapy Therapies Relax your mind and body with hot stone therapy: Provides a spa experience in the comfort of your own home Feel hot stones against your skin as they relax your muscles Scientifically linked to lower levels of stress and anxiety Makes the body more receptive to massage therapy and chiropractic work Heated gemstones release far infrared rays and negative ions Improves the effectiveness of other natural therapies in your mat Stone surface impacts pressure points on your body to relieve tension Manage pain with far infrared therapy: The invisible form of light commonly received from sunlight Far infrared rays are vital to human life Rays penetrate 4-6 inches into the body?s tissues Can temporarily decrease pain, inflammation, and stiffness Temporarily increase local circulation when applied Negative ion therapy has positive effects on your wellness: Nature?s purifiers?clearing your surroundings of harmful agents Counteracts positive ion disturbances Attracts harmful airborne particles and pulls them to the ground Tourmaline releases the largest quantity of negative ions Guide the body along a path of detoxification of excess waste Cleanse your mind; improve the quality of your wellness Return Policy We accept returns up to 30 days. Returns must be done in the same condition as received. Shipping to Alaska, Hawaii, Puerto Rico Please note that we will use USPS to ship packages to Alaska, Hawaii, Puerto Rico, and unincorporated territories of the US. Legal Disclaimer We assume no responsibility for the improper use of its products and will not be liable for damages arising out of or in connection with the misuse of their products. In all matters of personal health, and especially if you suspect that you suffer from clinical deficiencies, you should primarily consult a licensed, qualified healthcare professional. These statements have not been evaluated by the Food and Drug Administration and these products are not intended to diagnose, treat, cure or prevent any disease. Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.