... have a double nib: wide and fine. permanent marker,permanent marker,permanent marker ... necessary, use actual samples of the materials. drawing marker,drawing marker,drawing marker ... art marker,art marker,art marker,art marker,art marker,art marker,art marker,art marker,art marker,art marker,art marker art marker,art marker,art marker,art marker,art marker,art marker,art marker,art marker,art marker,art ...