They deliver the qualities you like most about markers, bold and smooth writing with the ease of a pen. These black ink pens won't smear or bleed through paper, ensuring that your writing remains clear and clean. The ink inside is non-toxic and waterproof to keep your notes and drawings looking neat. Keep one in your purse, by the phone, on your desk or next to your bed to jot down late night thoughts. These Sharpie fine tip pens also work well for precise writing when you need to write figures or letters in small spaces, such as your personal calendar or a recipe card.