✡Safe and Non-Irritating: This mugwort patch adopts natural Chinese herbal medicine ingredients, which are safe and effective to use, and have no side effects. You can use it with confidence. ✡Convenient to Use: Our moxibustion cervical patches have good adhesion and can be easily attached to the skin and not easy to fall off. With a good self-heating design, just stick it on your knees after cleansing your skin. ✡Relieve Muscle Fatigue: The warm heat released by our adhesive heat patch can help