Backflow incense burner serene buddha backflow incense burner is specially designed to create smoke that cascades downwards, pouring dramatically down the tower with a stunning effect. once you have lit your incense cone, it will begin to smoke, the incense is heavier than air and it will fall dramatically in swirls and twists, through the hole and down over the item, to pool at the bottom. it is incredible to watch and very relaxing. find inner peace and mindfulness with the serine buddha backflow incense burner. featuring a serine buddha in meditation, this burner exudes an aura of calm and spirituality. as the incense cone burns, the smoke gracefully flows down the buddha's, symbolizing the release of negative energy and the attainment of serenity. please note: in order to create the smoke cascade effect you will need to use backflow incense cones.