Set of six Calligraphy Pitt Artist Pens: #268 Green gold, #188 Sanguine, #127 Pink carmine, #247 Indanthrene blue, #174 Chromium green and #199 Black. Pitt Artist Pens offer odorless, permanent and waterproof inks that will not bleed through paper. The pigmented India inks are lightfast, acid-free and pH Neutral. 2.5 mm chisel tip is ideal for calligraphy, creative lettering, journaling, scrapbooking and other paper crafts. Store horizontally when not in use.