The Gemm 25 Replacement pods are compatible with the Gemm 25 kit aswell as any other device that has a 510 thread connection, these pod tanks are what is found on the Kit. 

A disposable pod tank that not only lasts a long time, is mess free, maintenance free and most of all produces great flavour and vapour production, available in 4 colours and two resistances. 
The 0.5ohm Pod Tanks are best used between 15-22 watts with a maximum wattage of 25w and will provide a warmer vape aswell as produce more vapour. The 1.0ohm pod tank is best used between 12 and 13w with a maximum wattage of 15w, this pod tank is considered a MTL (Mouth To Lung) style vape and provides a restricted air intake great for higher nicotine eliquids.