Lotus Ganesh Back-flow incense burner creates an illusion of a smokey waterfall. Place a backflow incense cone at the top of the waterfall and with the cone's special properties, the smoke starts to flow in reverse direction, that is from top to bottom and in-turn creates a beautiful smokey waterfall, it seems that milky water is flowing through mountain.
 
For proper result burn the cone in windless condition . It will take few seconds to show its effect and smoke will start to flow in reverse direction through the hole now put this cone on the space provided. Wash it by using soft cloth to remove dirt and mark of smoke.