Airplane seats are notoriously uncomfortable for sleeping. Whether it's because of the stiff-as-a-board headrest, or a chatty seatmate who didn't take a hint when you put on your headphones. So here's the simple solution to both problems: an inflatable pillow that doubles as an obnoxious wall.
For $25, the EZ Sleep Travel Pillow guarantees you a comfy place to rest your head, peace and quiet, and an impossible to misinterpret indicator that the person next you should just give up all attempts to engage with you. [EZ Sleep Travel via Gadget Review]