Blu is owned by a subsidiary of imperial tobacco. Each pod usually lasts 400 puffs but it still depends on the user, almost 2 packs of traditional cigarettes. MyBlu pods are refillable and you can fill them at least 3-5 times and its cartridges arrive prefilled. Its super light and compact. MyBlu feature a wide array of flavors. MyBlu pods currently have 2 main lines, US and UK lines. They feature different nicotine strengths and arrive with different flavor catalogues and color options. Some even arrive nicotine free but make sure to satisfy your needs.