or take a look at these interior wall trim ideas that include a simple box trim achievable with self-stick foam. Peel-and-stick trim is a simple DIY project because you don't need extra tools ...

The peel-and-stick version might be innovative ... the material you want to feature and go from there. Vinyl: Made with foam or plastic backing, this tile tends to be the cheapest on the market.

Unlike traditional wallpaper, peel-and-stick wallpaper comes coated with an adhesive backing, so it can be stuck onto the wall and then peeled off like it was never there. “A few years ago ...