KURETAKE-ZIG Art & Graphic Twin Tip Marker. Each marker features a 0.8mm fine tip and a flexible brush tip that make them great for sketching; illustrating; cartooning; and rubber stamping. The waterbased dye-ink works best on paper and rubber stamping projects. Marker comes unpackaged. Available in a variety of different colors each sold separately. Conforms to ASTM D4236. Imported.