Wallpaper is a decorative covering material used to cover and decorate the interior walls of homes, offices, and other buildings. It is usually sold in rolls and is applied onto a wall using wallpaper paste. Wallpaper can be made from a variety of materials such as paper, vinyl, fabric, and even natural materials like grasscloth and cork. Wallpaper comes in a variety of colors, patterns, and textures, allowing for a wide range of design possibilities. It can be used to create a unique look in any room, from a subtle accent wall to a bold statement piece. Wallpaper is also easy to clean and maintain, making it a great choice for busy households.