Sakura has perfected the smooth ink flow technology of GellyRoll Classic White The opaque white ink stands out on dark and colored papers and makes highlights pop in illustrations and comics. Use it for handlettering accents, party crafts, layered on top of colors for mixed media and bright highlights in tonal drawings. Elevate your art to another level using the range of thick and thin lines, small detail and unique bold marks. Listing is for ONE pen Nib size: 10 Bold: 1. 0mm ball / 0. 5mm line With bright, white opaque ink Not evaluated for cosmetic use on skin Meets ACMI non-toxicity standards