Case of 24 Staedtler calligraphy double tip markers Double-ended markers specially designed for calligraphy.  Ideal for making impressive signs and decorative designs. Includes 24 felt-tip pens with 3.5mm and 2.00mm flat tips allowing  make small and large letters. Perfect for beginners and calligraphic masters.  The colors are mixable.  Perfect for calligraphy and lettering projects, decorating planners and agendas, scrapbooking, card making and much more.