Take it along on every trip, and spare yourself the discomfort from hours of sitting. This orthopedically-designed cushion has a specially positioned U-shaped cut-out that suspends your tailbone to relieve pressure on the spinal cord for unsurpassed comfort on those long-haul flights! It's self-inflating (just loosen the valve to inflate), and rolls up or folds for easy packing. (16 x 12 x 3"; 10 oz) Made in USA. A Magellan's exclusive!