Mr. Pen 38-piece annotation & highlighting set includes a comprehensive assortment of tools perfect for note-taking, studying, and organization. The set features 5 retractable gel pens with black ink, providing smooth and precise writing for all your annotation needs. Included are 12 vibrant highlighters in assorted colors, ideal for highlighting important text and creating visual distinctions in your notes. The set also comes with a variety of sticky notes in different sizes and colors, along with 1 marker specifically designed for use with sticky notes, ensuring your reminders and labels are clear and visible. This all-in-one set is perfect for students, professionals, and anyone who values organization, offering everything needed to keep your notes, books, and documents well-structured and easily accessible.