When you’re on the road often, you’ve noticed how dry the air in airplane cabins and hotel rooms is. Not nice… Now you can improve the air quality it with this six-inch Bottle Humidifier designed by Korean design studio Cloudandco. The tiny 550-ml bottle uses replaceable filter straws to suck up water using electricity and turn it into a fine mist. It lasts up to 13 hours, contains a built-in anti-bacterial filter, and weighs less than a pound. The best thing for travellers: It’s powered by USB, and plugs easily into your smartphone charger so you can breathe and sleep easy all night long – wherever you are.