Golden India Dragon Blood High Perfume Backflow Cones by Sree Vani These are backflow cones (which have a hole at the bottom) This is a wholesale box containing 12 packs of 10 cones each. You can retail and resell the individual packs for $6-9 per pack. They are of premium quality and have gorgeous scents. NOTE: these are BACKFLOW CONES Backflow incense cones have a hole at the base and are designed for use in decorative backflow incense cone burners (check out our range for sale separately and the example in the photos - burner not included) As the name suggests, the smoke cascades downwards like a waterfall. How to use a backflow incense burner: 🌙Place the hole at the bottom of the incense cone directly above the hole in the top of the burner 🌙Light the tip of the cone and blow out after about 10 seconds (It is normal for the cone to issue smoke from the top at first) 🌙 Allow the incense cone to burn and admire the downward flow of smoke pooling at the bottom Made in India