The back of the note carries a print vignette commemorating 25 years of banknote printing at the Moroccan State Printing Works, Dar As-Sikkah. The windows in Durasafe are formed by die cutting each side of the three layer composite substrate separately. One-sided Viewsafe windows give a clear view inside the substrate where the thread and the watermark of King Mohammed VI are protected, but fully visible behind the polymer core.