The Vaporesso GT Coils are made for the NRG Sub-Ohm Tank and come in five types:GT2, GT4, GT6, GT CCELL, GT CCELL 2, GT Mesh, and the flagship GT8. Each pack of coils contains three (3) coils that are individually wrapped. Packaging has been updated, users may receive the older packaging or the newer one. Vaporesso GT Coils are available at the best prices only on ecigmafia.com. Vaporesso NRG GT Replacement Coil Specs: NRG GT2 Core Single Coil 0.4ohm Atomizer Head for Variable Wattage - Designed for: 40 - 80W / Manufacturer's Recommended Wattage Range: 55 - 65W NRG GT4 Core Quad Coil 0.15ohm Atomizer Head for Variable Wattage - Designed for: 30 - 70W / Manufacturer's Recommended Wattage Range: 45 - 60W NRG GT6 Core Clapton Coil 0.2ohm Atomizer Head for Variable Wattage - Designed for: 40 - 100W / Manufacturer's Recommended Wattage Range: 70 - 90W NRG GT8 Core Parallel Quad Coil 0.15ohm Atomizer Head for Variable Wattage - Designed for: 50 - 110W / Manufacturer's Recommended Wattage Range: 60 - 80W NRG GT CCELL - 0.3 ohm - Clapton Style - Manufacturer's Recommended Wattage Range: 15 - 40W NRG GT CCELL 2 - 0.3 ohm - Manufacturer's Recommended Wattage Range: 35 - 40W NRG GT Mesh - 0.18 ohm - Manufacturer's Recommended Wattage Range: 50 - 85W Vaporesso NRG GT Replacement Coil Package Contents: 3 x Vaporesso GT Replacement Coils / Atomizer Heads