To use these posters and prints, simply pick your favorite design and hang it up on your wall. You can use nails or wall - hanging strips, depending on your wall type. When handling the prints, make sure your hands are clean to avoid smudging the ink. Keep the prints away from direct sunlight as it can fade the colors over time. If the print gets dirty, you can gently wipe it with a soft, dry cloth. Don't use any harsh chemicals or abrasive materials on the print as it may damage the surface.