Tombow Periwinkle Dual Brush 603 ABT MarkerDouble tip marker. One tip, brush type in nylon fibre, allows better control over traces making it versatile and flexible just by adjusting precision on the brush. On the other end of the marker, the thin tip is perfect for striped or straight lines, and writing. The ink is odourless and water-based, allowing you to mix with each other as well as with other water-based markers, and even oil paint.With this ink, you’ll be able to create mixtures and fading. Perfect for use by professionals in illustration, graphic design, calligraphy, crafts, scrapbooking or tattoos. Ink free of acid and non-toxic. Special Offers & Discounts Black Friday 2019!