Gentiana - Self-Adhesive Wallpaper Borders Home Decor(Roll) Border size is 3.9-Inch(9.9cm) wide by 394-Inch(10m) long. Pre-pasted, requires no additional adhesives or activators. Applies to any smooth surface. Such as walls, tiles, mirrors, windows, furniture, doors, etc. Durable enough that it can be scrubbed with the use of moderate pressure and a damp cotton cloth or sponge. The easiest and fastest way to decorate.