"Vertical Landscape" by Eiko Ojala. It looks like a paper landscape but the artist actually works digitally and hand-draws all the elements to look like they're cut out of people. (Hint: the shadows help!
I like the cheese cloth idea better, this rubber thing looks hard to put back in. If you like this brush, Here's a cheap DIY. put some cheese cloth on the brush and when it's full of hair just pull it off. - But seriously, whoever invented this brush is a