Instagram users have been horrified by the unpleasant sight on the plane.
The video was captioned with the words: “So yeah, this BS, zero self-awareness nonsense is happening… again… #pleasestop.”
Viewers have shared their thoughts on the spectacle. “Seriously? What is wrong with people??!!!” one person wrote.
“Sure… let me share some stinky, gross air from my disgusting sneakers with every passenger on the plane!” another commented wryly.