Mirror wall stickers - Elegant This mirror decoration is easy to stick. The stickers are not only intended for walls - they can also be applied to smooth surfaces such as doors, cabinets, mirrors, refrigerators, or any other smooth surface. Anyone can easily apply the wall stickers. Specification: Package size: 15cm x 15cm (32 pieces will create 4 cubes as shown in the photo) Size of the applied wallpaper: The design is up to you Material: Acrylic How to properly stick the sticker/wallpaper?: 1.Preparing the sticker: spread the sticker on a flat surface, preferably when you place it on a table weighted down with books for at least 24 hours, or until it is thoroughly flattened so it does not roll up by itself. If the sticker is not allowed to flatten sufficiently, it will peel off. 2.Preparing the surface: if you are sticking the sticker to a wall, make sure it is not dusty, cracked, greasy, or peeling. If you are sticking the sticker to a surface other than a wall, wipe and degrease it