Archival quality, light fast and acid free, easy free flowing fibre tip. Suitable for light or dark paper and card. Double-ended Calligraphy Colour Pen has two writing widths in one pen: 2mm and 3.5mm tips. Non-permanent water based dye xylene free ink and odourless. Wallet contains 6 assorted metallic colours: pink, blue, green, purple, silver and gold.