If it is lit in the air, it will go out forever. If the moxa sticks are dry, it means that the purity of the moxa sticks is too low, and they are all made of moxa sticks or weeds. Real moxa sticks are made of moxa sticks. It is recommended to use high-purity moxa stick moxibustion, which is better for your health! The sea-protecting moxa stick is a high-purity moxa stick. In contrast, the finer the moxa, the higher the purity!