Check out these cheap deals for Vaporesso Cascade Tank Replacement Coils.
These authentic heads for the Cascade Tank have two versions. You may get the GTM2 one that has a resistance of 0.4ohm and fires in the range of 40 to 80 watts. Or, choose the GTM8 core that has a wattage range of 80 to 200 watts and has a 0.15ohm heating element. These heads are said to produce amazing flavor and vapor and have a plug and play system that eliminates the need to screw in the coil. No fuss, no messy hands.