1、Eliminate toxins, dredge meridians, improve body function, enhance human immunity. 2、Massage and hot compress, reduces joint pain and stiffness, make you feel comfortable. 3、Relieve stress and fatigue, improve the nutritional balance of the human nervous system and other organs. 4、Help to promote muscle relaxation, improve blood circulation and rejuvenate cells. 5、Regulate autonomic nerve and strengthen liver function. Features: Eliminate toxins, dredge meridians, improve body function, enhance human immunity. Massage and hot compress, reduces joint pain and stiffness, make you feel comfortable. Relieve stress and fatigue, improve the nutritional balance of the human nervous system and other organs. Help to promote muscle relaxation, improve blood circulation and rejuvenate cells. Regulate autonomic nerve and strengthen liver function. Suitable for hand joint surface, hand, foot meridians, ankle, back area, etc. Specification: Condition: 100% Brand New Item Type: Massage Stone Material: Stone Optional Type: 8pcs/set, 12pcs/set Single Stone Size: Approx. 5.5 * 7.5cm / 2.2 * 3.0in Package list: 1 x Set of Massage Stones(8pcs) Note: 1. The temperature of water is controlled at about 70 °C; if the temperature exceeds 70 °C, be sure to use insulated gloves, use the long handle wooden spoon to remove the energy stone from the heating pot, let the energy stone cool slightly, to the guests. Temperature, then put the stone on the guests. 2. Before placing on the guest, be sure to clean the water remaining on the surface of the energy stone and the hands of the therapist. 4. During the massage process, adjust the temperature of the energy stone if necessary. 5. After the energy stone is used, apply some essential oil to the surface of the energy stone and put it in a dry container. Never let the energy stone stay in the water overnight.