Coils compatible with the Horizontech Falcon and Falcon king tanks 3 Options Available:F1 Coil - 0.2 ohm 30% Wood Pulp & 70% Cotton - rated for 80WF3 Coil -  0.2 ohm Flax Fiber & Flax Paper - rated for 70WM-Triple Mesh Coil - 0.15 ohm 30% Wood Pulp & 70% Cotton - rated for 80-85W