Highlights 3-in-1 Health Therapy: VEVOR far infrared heating pad combines professional far-infrared technology, 10 natural jade stones and 10 tourmaline stones to deeply penetrate and relieve body muscle, promote blood circulation, improve sleep quality and restore body vitality, perfect for daily relaxation and stress relief. Deep Penetrating Relief: Featuring 10 natural jade stones and 10 tourmaline stones, this infrared heating pad release more far-infrared rays and negative ions when heated, penetrating deeper layers of the skin, helping to ease muscle pain and provide soothing warmth. It also features 3-level vibration massage to customize your relaxation experience.