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What about a backsplash?
What type of backsplash?
An easy way is to use reclaimed wood like pallet. It's giving a nice finish and wooden spirit at the end. First take a tin piece of plywood, then cut at the desiree dimension. After that you can cut several pieces of pallet wood that you could glue or nail next to rach other
I did peel and stick glass subway tile and love it still almost 2 years later.
Here's a step by step guide I shared when I did a backsplash in my niece's house: https://thehoneycombhome.com/how-to-install-subway-tile/