This is a 4 pack of Vaporesso XROS Replacement Pods. These pods are compatible with the Vaporesso XROS Pod Kit and the Vaporesso XROS 2 Pod Kit and the Vaporesso XROS Mini Pod Kit. Each refillable pod feautures a 2ml pod capacity. XROS pods have a hidden top fill system, with an integrated mesh coil heating structure. Constructed with a transparent PCTG material, you can check your juice level without removing the pod. Choose from the 0.8ohm or 1.2ohm mesh coil pod. These pods make the XROS pod kit suitable for both DL and MTL vaping.