These are the 0.5ohm coils for the Aspire Atlantis. They come in a 5-Pack.
Warning: These are sub-ohm resistance coils. So It will only work on the Atlantis tank when paired with a mechanical mod with a battery capable of 30 watt or higher or a mod capable of 15 watt or higher. You have to ensure that the battery you are using can handle SUB OHM coils. To ensure compatibility you can purchase the Aspire CF SUBΩ Battery, which is designed for this level of ohms