The PaperScrub Hat is a unobtainable hat in the PFS store. It's a grey paper bag with eyes.
It's a wonder what kids imaginations can get up to. Once, the poor local village had no money to buy the thriving kids any costumes.
Not to be disheartened, the kids decided to raid the drawers for any Crayola colouring pencils. When this search turned elusive, they noticed the ball-point pens contained within. Taking any paper bags they could find, they decided to scare people with simplicity. It worked.