Relieve dryness with the Crane x HALLS ® Collapsible Cool Mist Humidifier. The cool mist humidifier runs whisper quiet for up to 20 hours of soothing moisture to help alleviate cold & flu symptoms. The durable collapsible tank feature allows for the humidifier to easily be stored or compact enough for travel. Try with HALLS® Scented Vapor Pads for an additional soothing experience.