Draw detailed flourishes or add a calligraphy effect to your greeting cards with these black Sakura® Calligrapher™ pens. These pens have flat nylon nibs and an archival-quality, waterproof and fade-resistant Pigma ink that produces crisp edges and smooth, precise lines. Details:BlackIncludes assorted sizes6 packs (3 pens per pack, 18 total pens)ArchivalWaterproof and fade resistantPack Contents:1 mm pen2 mm pen3 mm pen