The GEMM disposable tanks are designed with multiple built-in mesh coils, eco-friendly PCTG material, easy top-filling sealed with a silicone plug and 360 degree of e-liquid feeding. The coils adopt new diamond mesh structure and patented 90% tea fiber cotton & 10% organic cotton formula which refresh your flavors! What`s more, as a disposable sub-ohm tank, GEMM provides massive puffs and can serve 30 to 40 tanks before the flavors get muted! GEMM Disposable Tank :· Dimensions: 25mm· Capacity: 5ml/4ml· G1 0.12ohm SS316L Single Coil· G1 0.15ohm Single Mesh Coil (40W - 80W)· G2 0.5ohm Double Mesh Coil (20W - 30W)· G2 0.2ohm Double Mesh Coil (40W - 80W)· G3 0.15ohm Triple Mesh Coil (50W - 90W)· G4 0.15ohm Quad Mesh Coil (40W - 80W)· Diamond Mesh Structure· Tea Fiber Cotton INCLUDES :· 2 x GEMM Disposable Tank 5ml/4ml