Cyclones Blueberry Clear Pre-Rolled Cones (2 Cones Per Tube). Cyclones pre-rolled clear cones are made from Asiatic Cotton Mallow and contain no tobacco. The Cyclone transparent cone is 100% pre-rolled. Not only is it easy to fill, but it comes in a flavor sealing reusable tube. You can even use the tube as a snuffer to extinguish a partially burning Cyclone.