What the hell is this

[noprogressno]

Apparently it's called ''Maxgym''

 

[ChristianChad]

How I facepull

 

[ChristianChad]

https://content.iospress.com/articl...methods-in-sciences-and-engineering/jcm181067 related

 

[ChristianChad]

"Maxgym forces produce greater displacement than Facemask under all loading conditions. Maxgym may be used as an alternative to Facemask to treat midfacial deficiency."
Could be legit

 

[noprogressno]

How the hell is this even used... Maybe if there was some sort of bone anchored protraction device it could work