To use these prints and posters, first pick a nice spot in your room to hang them. You can use nails or adhesive strips to hang them on the wall. When handling the prints, make sure your hands are clean to avoid getting dirt on them. To keep them in good condition, avoid exposing them to direct sunlight for long periods as it might fade the colors. Also, keep them away from moisture. If there's a bit of dust on the print, you can gently wipe it with a soft, dry cloth. That's it, enjoy your beautiful Space Water prints and posters!