Our moon back flow incense use backflow incense cones to make the snake stream downwards which creates a waterfall of smoke effect. The smoke from the cone enters the tunnel causing it to become a stream as it begins to fall.Can also be used for traditional incense sticks.
Place cone on top of cone holder with point to the top. Light till the tip begins to smoke. keep in a area with no draft. Never leave unattended when in use. Keep out of reach of children and animals.