This is a pack of five Horizon Arctic Dual Coils, each coil offering a resistance of 0.5 ohms. These coils feature American Kanthal wire and Organic Cotton. They also each contain four intake holes to increase flavor production and the overall vaping experience. These are intended for use with the Arctic Subohm Tank. The intended output range for these coils is between 30 and 80 watts. The increased flavor production of these coils makes them great for advanced users.