Best Seller | Soul Sticks 4 Packs Sweet Grass Backflow Incense Cones 40 pcs Back Flow Cone Soul Sticks Backflow cones are specially designed with traditional herbs & resins that create a thicker smoke that cascades down rather than rising up like a traditional incense cone. We do not use any artificial chemicals to make the smoke thicker and... more | | $7.99 FREE shipping go to store |