DC comic’s superhero character Supergirl features on this classic retro style steel wall plaque with perpetual calendar. Suoergirl is the counterpart to Superman and was created by Otto Binder and Al Plastino in 1959. The perpetual calendar works by moving the magnetic steel rings included over the relevant day and month to display the current date. This perpetual steel calendar will last years and can be used time and time again. Great for the home, kitchen, study and even the office this Supergirl calendar can be easily wall mounted using the pre-drilled mounting holes.