Graphene is the key to tougher flexible OLED displays
 

You can already find flexible displays in your phone or smartwatch, but there's a good reason you don't find them everywhere: the transparent electrodes in many OLED screens are too fragile to take a lot of abuse. That might change in the long run, t...
https://www.engadget.com/2017/04/11/...ible-displays/