Shaving cream, shampoo, and body wash in the form of sheets you can carry safely onto airplanes.
They come in really cute little packages, which makes them worth having even if you're not an international jetsetter.
Editorial note: Whoa! You've found a super-old post here on BuzzFeed, from an earlier era of the site. It doesn't really represent where we are anymore, and may in fact be totally broken, but we're leaving it up as a part of our early history.