Brush for dustshoe in flexible filament. This is a 80x35mm(2mm tall) flat brush with 2mm wide 'brushes' I use this dustshoe : https://www.thingiverse.com/thing:1882216 Print 5 of these brushes to fit on this dustshoe. I just superglued them on. It works exellent. https://www.youtube.com/watch?v=aOaF5PeC6bM