Replacement coils for the Falcon tank from Horizon Tech. These coils have a mixture of Wood Pulp and Cotton or Flax Fiber and Flax Peper, see below for more information. Available in the following configurations: Horizon Falcon M1 0.15ohm+0.03ohm mesh coil - 60W - 80W | 70% Cotton 30% Wood Pulp Horizon Falcon M2 0.16ohm strip-mesh coil - 70W - 80W | 70% Cotton 30% Wood Pulp Horizon Falcon M-TRIPLE M3 0.15ohm Mesh Coil best for 80-85W. Horizon Falcon F1 0.2ohm coil - 70W | 70% Cotton 30% Wood Pulp Horizon Falcon M1+ 0.16ohm coil - 75W (bamboo fibre, mesh coil) Horizon Falcon M-DUAL 0.38ohm 80W (bamboo fibre, mesh coil) The Mesh Coils are by far the most popular coils and they are the coils that we have chosen to stock here at Vape Green, but the HorizonTech also makes the following coils: Important regarding leaking: If you are experiencing leaking this is most likely due to the top cap being cross threaded after filling the tank this will result in the top-cap not sealing properly and a vacuum cannot be created within the tank. Best practise is to twist the cap backwards before tightening to prevent cross-threading. Also make sure to close the airflow holes at the bottom when filling the tank.