Zig Set of 6 Calligraphy Chalk Pastel Markers Double-tipped marker, both tips are flat, one is sized 2 mm and the other 3.5 mm. Perfect for professional use in illustrations, lettering, graphic design, calligraphy, crafts, scrapbooking and much more.  The inks are acid-free and non-toxic. Light resistant, odourless and xylene free Contains: Pure Black, Rose, Pure Pink, Pure Blue, Hunter Green, Summer Sun