Winsor & Newton's professional quality ProMarker pens are twin-tipped, with broad chisel and fine bullet high-quality nibs.
The alcohol based ink is blend friendly, malleable and is translucent so different colors can be layered for achieving subtle color changes and tones. Uniform appearance and streak free coverage.
The Staedtler Lumocolor 317 permanent marker is designed to write on a wide variety of surfaces without smudging. The round tip has a diameter of 1mm, ideal for drawing fine lines or for writing on a smaller surface. The ink is highly pigmented and therefore easy to read. Although the ink dries quickly, you can leave the pen cap for 2 days without the pen drying out.