Wall-treatment-ideas-for-bathroom, a fully-tiled wall will help ensure your bathroom is waterproof while also making a statement. you can even continue the tile onto the floor for a continuous look. you can purchase tiles not only in a number of different materials, but also in different shapes, sizes, colors, and patterns.. Here are some creative wall treatment ideas for the bathroom to inspire your own bathroom beach retreat. cool murals that transport you to the shore, paint ideas with visual impact, wall stickers that are easy to apply, wood panels for a rustic touch, wallpaper, as well as ledge shelf and wall sconce ideas that allow for displays.