Lost Mary 6K replacement pod cartridge and refill container are used with the Lost Mary 6K prefilled pod kit. They feature a 2ml built-in QUAQ mesh coil pod and a 10ml auto-refilling reservoir, both prefilled with MaryLiq 20mg nicotine salt e-liquid. Once the initial supply has finished, you can swap out the pod for one of these refill packs to continue the fantastic vape experience for an additional 6,000 puffs.