Permanent and Bold: permanent markers provide a consistent and bold black color that is smear proof and fade resistant; This set of 24 permanent marker pens dries quickly and 't leak ink; Never worry about messy paperFine Point Tip Markers: quality fine point creates bold markings and clean lines; Perfect for writing, doodling, and drawing; It's the nice width for classroom projects, offices, homes, and storing product labelsRetractable Pen Holder: the included heavy duty retractable pull pen holder makes it easier to use the marker pen; You can easily clip it to your belt, pocket, purse strap, backpack, or wherever you like without worrying about it falling off; This pen holder is easy to operate and convenient for daily useAutomatically Retracting: the permanent marker automatically retracts smoothly and powerfully once released, and with this retractable pen holder, you'll your permanent marker pen againWide Application: these fine tip permanent markers can be applied on paper, plastic, cardboard, metal, and more; This marker pen and retractable pen holder combo set is Perfect for professions that need pens all the time, especially for carpenter, construction workers, nurses, waitresses, maintenance personnel, office personnel, security personnel, police, , government personnel, teachers, students and moreSpecifications:Ink Color: BlackPoint Type: FineFeatures:You will get 24 black fine point permanent marker pens and a retractable pen holder.Permanent markers with black ink are Perfect for home or office.Quality fine point creates bold marks and clean lines.No more worrying about ink stained paper, this marker is quick drying, waterproof, smear proof and fade resistant.Safe markers are reliable and low odor for everyday use.The retractable pen holder is made of all metal construction, which is st and has a longer service time than ordinary plastic products.The pen holder fits most types and sizes of writing instruments, and the key ring on the bottom holds 8-10 keys.your pen, Perfect for professions where you need to carry a pen with you at all times.Material: Metalcolour: BlackPackage Contents:24 x black permanent markers (fine tip)1 x retractable pen holderOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.