Aspire Revvo tank, a truly 'out of this world' design with an innovative, revolutionary, new type of coil, the ARC 'Aspire Radial Coil'. The 24mm tank comes in a TPD compliant 2ml version. It has an adjustable top airflow construction and a special spring loaded filling tube. You'll be amazed by the innovation that Aspire has put into this fantastic new design.