The Mr fog Max Disposable Device comes pre-filled with 3.5ml's of salt nic eliquid and comes packaged as a disposable unit. Allowing the user to enjoy a flavorful vape with zero up keep, and requiring a simple trip to the trash once the device has been used up. Each Xtra Disposable Device features an estimated 1000 puffs, and has a high capacity internal battery which is to be disposed of once the life cycle is complete.