secret markings

All of the pens are filled with black pigment ink which is permanent

The 400ml can has a self-cleaning valve

215×278 mm

and for those tiny details

tombow mono dust catch eraser Chrome Season secret markingsThis eraser's polymer compound grabs and binds graphite crumbs to itself as you rub, rather than scattering loose rubber dust across the page the way a standard eraser does. The crumbs roll together into a single string that stays stuck to the block, so you peel it off in one piece and throw it away instead of brushing dust off the desk afterward useful around wet fineliner ink or fresh marker work, where loose crumbs would otherwise stick to the