Phtronics Portable Bottle Cap Air Humidifier with Bottle for Office Home Travel, Blue Relief from dry air, cold, flu, cracked skin in the winter and cold weather Use as mister during su Convenient to use anytime, anywhere, this personal-use humidifier is small enough to fit into a purse Included with the humidifier are 2 filters (one installed) and a USB cable ultrasonic portable cool mist humidifier fits in your purse Relief from dry air, cold, flu, cracked skin in the winter and cold weather Creates a soothing personal space at home, office, car, or while traveling Convenient to use anytime, anywhere Included with the humidifier, 2 filters (one installed) and a USB cable Ultrasonic portable cool mist humidifier, small enough to fit into a purse