Brand Promise & Service?: One year quality warranty and professional lifetime tech support. When you receive the stone set and find it is broken because of tranceportation, please feel free to contact with us for a full refund or a new resend. Package Includes?: 10*8x8cm stones, 5*8x6cm stones,5*6x5cm stones, 8*3x4cm stones , 1 * heating box. Good Care for Your Body?: The essential oil phase auxiliary hot stone, with the deepest massage, promote blood vessels and lymphatic obstruction body parts of the blood circulation, eliminate swelling and reach fitness goal. Relieve Pressure?:It is suitable for people who use computers, mobile phones or other electromagnetic radiation level equipment for a long time. Massaging the body with a hot stone can help relieve stress and increase cell metabolism. High Material Stones?: Our Hot Stone Sets include real basalt stones which are the most recommended type of stone to be used in hot stone therapy. Deep relaxation of muscles, helping to alleviate muscles stress.