Value Set! 2 Stones and 1 Heater Bag Set Free Shipping, Limited Edition! Heater Bag Set Width 17cm x Height 22cm (Internal Heater Bag) 2 Stones (6cm x 5cm x 1.7cm) Since the heater bag and stones are a set, you can easily enjoy hot stone therapy. Place the stones in the heater bag and connect it to the power outlet. The stones inside the heater bag will store heat. It is effective for use with hot stones alone, or in combination with oil massage. Give yourself a facial massage with hot stones and essential oils!! For sagging and tightening of the face and neck. Shaping the contours of the face and neck. Reducing dark circles under the eyes, etc. Hot stones (basalt) are made from volcanic lava. They excel at retaining heat and have numerous recognized benefits, including far-infrared radiation effects, healing effects, and natural geothermal energy effects. For this reason, they have been treasured as mystical stones by Native Americans and passed down to the present day. Health Natural Healing Power Natural