the house key is now (after 6 months) to see no face, because it was rubbed off: - /
with my sister the overcoat was due to the slightly oval key shape after only 2 weeks break!
Nevertheless, ... 3 stars because of my use of the key difference in color is already enough, no matter what face is painted.
However, as mentioned, only makes sense if the key an appropriate size and round shape has!