The ZIG Memory System Calligraphy Marker possesses unique qualities for every crafter. With the unique blending qualities, you can produce personal papercraft projects of the highest quality. This twin-tipped marker is so versatile in use that you can not only create beautiful lettering styles for both titles and journaling on your scrapbook pages and cards, but also intricate flowers and other motifs. Each marker features a 2mm and 5mm tip, has a water-based pigment and is photo-safe, acid free, lightfast, odorless and xylene free.