This thing is called the Sitpack. It’s a very strange seat that fits in your pocket.
Info from the manufactuer –
Sitpack’s one of a kind telescopic mechanism allows for extreme compatibility, and portability, designed it to be quick and easy to use! For the first time ever it’s truly hassle free to bing a seat for resting while on the go – fold and unfold it in seconds, and your ready to keep moving…
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