If you're looking to delve into the popular Innokin iSub, you've got to get your hands on this 5-Pack of iSub SS BVC 0.5 ohm Atomizer Heads. These iSub atomizer heads feature a stainless steel coil that has been positioned vertically to increase both the flavor and vapor production from the Innokin iSub Tank. The iSub BVC has a resistance of 0.5 ohm, it allows you to range from 30W-60W, it's made with Japanese organic cotton, and will truly deliver an outstanding vaping experience!