Should Knee Defender be banned on flights? - CNET
The Knee Defender Is Not A Necessary Deterrent - One Mile at a Time
Knee Defender device sparks row as airline seats shrink comfort
The Knee Defender Is Not A Necessary Deterrent - One Mile at a Time
Il «salva ginocchia» che blocca il sedile davanti e fa litigare in aereo
Quello che non sapete e che non vorreste sapere sul viaggiare in aereo, by Luca Mariotti, #ilmiohobbyètrasporti — Storie di mobilità
Controversial inflight device: Should the Knee Defender be banned?
In Defense of the Knee Defender - The New York Times
Controversial inflight device: Should the Knee Defender be banned?