(Image Via Cool Material)

People who complain that graffiti is making their city filthier will probably appreciate these works of reverse graffiti- street art created by creatively cleaning dirt from cityscape surfaces.

(Image Via Imgur)

Reverse graffiti artists don't use paint, or other destructive materials, to create their clever artworks- they simply scrub away at the grime built up on surfaces to form all kinds of shapes, from characters to abstract designs:

(Image Via Distractify)

Here's an example of how a piece of reverse graffiti might begin:

(Image Via Imgur)

And here's the final result, all cute and clean on the sidewalk without any of that messy paint ruining the concrete:

(Image Via Imgur)

Perhaps reverse graffiti artists will change the way some people think about street art, but at very least their works will result in cleaner walls and sidewalks around town!

-Via ViralNova