What are these edge panels below my normal edge panel?

[romiust]

They seemed to appear after the update to 8.o. They act like back buttons. I can't seem to disable them.

 

[amyf27]

I dont have those. Any way to screen shot it?

They seemed to appear after the update to 8.o. They act like back buttons. I can't seem to disable them.

 

[strikeIII]

Sounds like something from a 3rd party app.

 

[pool_shark]

Sounds like the soft key edge panel.