The CALIBURN G2 EMPTY CARTRIDGE comes in a pack of 2 and is perfect for those who want to refill their vape juice. These cartridges are compatible with the CALIBURN G2 device and are easy to fill and replace. With its durable construction and leak-proof design, you can enjoy a smooth vaping experience every time. Keywords: CALIBURN G2, empty cartridge, refill, vape juice, compatible, durable, leak-proof, vaping experience.