For dragon lovers this is the perfect backflow burner! Immerse yourself in a fantasy story, or write your own book while burning incense. The dragon is beautifully detailed and overlooks a castle. This Green Tree backflow burner has a large size. This way you can enjoy a beautiful scene and easily collect the ashes. How does a backflow incense burner work? Backflow burners are becoming increasingly popular. The smoke that flows down in these incense burners creates a mystical atmosphere. How exactly does that work? Smoke normally always rises, of course. With an incense backflow burner you use special cones. These cones have an opening (tunnel) in the middle. The air in the tunnel is relatively cool. Cool air descends, and so the smoke flows down. Another property of backflow incense cones is that they give more smoke due to the addition of a natural powder. Thus, the backflow effect is