The stickers are made of ultra-thin vinyl which makes them practically unremovable once they have been put up

covering both background shading and tighter detail work without switching tools

8 mm bullet tip in the other end can be used for bold lines and filling out larger areas

Each pen can be filled with pretty much any liquid ink or water-based paint

Format: A4 — 20 sheets — 120 g/m²

molotow blackliner pen round tip Idwrap The stickers are made ofThe Molotow's Blackliner pens are filled with black permanent pigment ink and are perfect for drawing outlines and details. The ink is waterproof and is classified as "archival ink" with high lightfastness. Like most of Molotow's products, these are also made in Germany.