This is a crucial travel item for those who find themselves on planes alot. After having a ruptured disk a few years ago I’ve gotten much more aware of how posture effects my back and spine. The major lack of lumbar support on airplane seats and the fact they are too cheap to hand out pillows means you must have one of these inflatable pillows or you will be sore after a couple hours of flight time. This pillow folds down to basically flat so it can be carried in my computer bag. It inflates to more than enough to support my back (I personally use 3 puffs only). ..More