This humidifier is the one that I keep by my bedside and pack when I'm on the go. Measuring 7 x 3 x 3 inches, it's so compact and easy to throw in your carry-on, holds 500 milliliters of water, and ...

This mini humidifier that resembles a planted cactus is perfect if you're tight on space and want something that looks good, too. It's small enough to place on your desk or take with you anywhere.