All coils are priced and sold individually
The Aspire Athos Coils are for use with Aspire's Athos tank; also part of the Speeder Kit.
The A3 features a triple coil design, and is rated at 0.3Ω, for use between 50 - 70W. The A5 is rated at a lower 0.15Ω, and Aspire recommend a wattage range of between 100 - 120W for this coil.