It's easy to add vitality and spirit to handwriting with gelly roll metallic gel ink pens. Reminiscent of the pearlized colors of polished hot rods, gelly roll metallic delivers a reflective sheen that is distinct and adds an energetic zest to any writing, drawing or doodle. Enjoy the smooth flowing comfort and welldefined line of a rollerball gel ink pen. Don't underestimate the extraordinary value of a handwritten note. Handwriting is as unique as a fingerprint. Put pen to paper and leave a mark that will last a lifetime. Select a gel ink pen that was invented to make writing and self expression effortless. Gel ink and the pen casing were invented and patented by sakura color products creating the gel ink pen category within the writing instrument industry. Writes on both light and dark papers as well as glossy and matte surfaces. Applicable for journals, scrapbooks, notes memos and letters, invitations, greeting cards, doodling. Technical qualities are 1.0mm ball with a 0.4mm line, archival quality metallic ink, writes on white or black papers, writes on matte or glossy surfaces, consistent medium line to the last stroke, will not smear or feather when dry, waterproof and chemical proof, fade resistant, does not bleed through most papers, meets astm and acmi nontoxicity standards, not recommended for use on fabrics intended to be washed and not evaluated for use on skin.