1Multiple holes on the lid of the moxibustion box for good heat dissipation. 2Sponge stick, good stickiness, not easy to fall, tightly adhere to the skin. 3Compact and portable, easy to carry and store, convenient for using. 4Suitable for multiple body parts, such as shoulder, neck and joint, etc. 5Use moxa rolls to warm the meridians, boost immunit, improve blood circulation, relieve pain without side-effect.