Set textmarker D-Text 4 colors Donau 7358904PL-99. Set of 4 markers in a plastic case For writing on any type of paper including Fax and Rubber inserts in the body prevent slipping and provide a comfortable writing water-based Ink, non-toxic, great to lie on paper that won't fade or smear Cuneiform writing unit line Thickness of the letter: 1-5mm Length solid continuous line of writing: 200 m 4 bright fluorescent color Cap with clip