Peel and stick tile for a back splash
+3
Suggested Project Book
Maybe you can be more specific on your question, it apparently didn't all post.
Here's a vido that might help...
Home Depot has ideas
Lowe’s and Home Depot would be my picks too! Just be sure to clean the wall you plan on covering and let it dry well before staring! best of luck!
https://www.diynetwork.com/how-to/skills-and-know-how/masonry-and-tiling/how-to-install-a-backsplash-in-a-box
The wall needs to be sanded and cleaned thoroughly before applying the stick on tiles.