Backsplash from old window blinds
I am wondering if they are wooden or plastic? What size are they? If they are large can they be cut into tile size pieces and grouted to the wall? Not sure exactly what you are working with.
Here you go: https://www.hometalk.com/23633652/re-purpose-left-over-blind-slats
This How to Use Old Blinds as a Back-splash! DIY | Hometalk link might be helpful