Wallpaper wall of the house wants to look good with an interesting pattern. You can design your own wallpaper using the pen wall project. By using a pen this project the resulting image is just a collection of spots but these spots do not reduce the value generated art. With a mix of various colors and composition are right wall of your house will look to have great artistic value. Pen project easy to use, you just put pencil pencil into a single unit after that you just turn the swivel at the handle on the area you are going to paint with it. Nothing wrong with you trying your decor with this tool. The results are good and valuable art.