Eleaf GTL Pod Cartridge is part of Eleaf GTL Pod Tank. Products applicable to GTL Pod Tank are also applicable to this pod. 4.5ml version for DL ​​or RDL vaping, and the 2ml version for MTL vaping. You could replace GTL coils easily from its bottom and enjoy MTL/DL vaping according to the selected resistance. Empty pod or pod+coil optional.