VOOPOO UFORCE-L Tank, offering a 5.5mL bubble glass capacity, threaded top fill system, and utilizes the expansive PnP Coil Series. Constructed from durable stainless steel, the UFORCE-L Tank can deliver outstanding flavor and vapor from your favorite eJuice or nicotine salt. Adopting PnP coils, the UFORCE-L Tank can be configured to deliver a MTL or RDL vaping experience, catering to those that love either method. In addition, the 4mL straight glass comes natively on the tank but can be upgraded to the 5.5mL bubble glass.