Transportation

What Exactly Is a 'Knee Defender'?

Turns out this product has actually been around since 2003.
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Last week's episode of This American Life dealt with people "getting away" with things. It opens with a scene on an airplane: Travel writer Ken Hegan sits next to show host Ira Glass as Hegan tests out the "Knee Defender," a product that prevents the person sitting in front of you from reclining their seat back and taking your knee-space.

Radio being the non-visual medium it is, I immediately wanted to know what such a thing looked like. So here you go: