Redi-Tag 5-color Arrow Flags in Handy Clip-On Holder (31118) Write on 1-3/4 x 15/32 inch flags with ballpoint pen, pencil, or Permanent marker 125 flags - 25 each of 5 different Colors Flags mounted on handy clip and attach to notebooks or other surfaces Removable and repositionable Nontoxic, water-based adhesive