This single color (black) 6" Cat/Kitten Silhouette Decal Window Sticker can be applied to just about any hard, flat or curved, indoor or outdoor surface.  Use it on your laptop cover, car window, wall, and more!Great for Cat Rescues!It is a vinyl decal, not a printed sticker, and the background will be the color of the surface that it is being applied to.  Application is easy and will not cause damage to the surface to which it is being applied.  Simply remove the backing, apply it to the surface, and peel off the application tape.  With normal outdoor use, the decal should last 6+ years.