This 1g cartridge is compatible with 510 thread batteries only that is sold separately. A juicy tropical-to-berry blend with a smooth, mellow finish. Ripe mango leads, strawberry rounds it out, and the vibe stays calm, heavy, and easy. Micro Bar MIXSET is their exclusive 510 ceramic cartridge line built around one idea: better flavor through blending. Each pairs two distinct profiles in one cart for a smooth, balanced hit that evolves from the first pull to the finish. You get a combo that tastes like a a dialed-in flavor blend!