This fluorescent highlighter pen set features dual tips for versatile use, unique curve design for fun and easy drawing, and premium quality materials for smooth and easy use. The acid-free ink is safe for adults and kids, while the 8 pack offers an array of vibrant colors for all your needs. Great for note-taking, letter-writing, drawing, and more. Features: 1. Most Interesting Pen: Our dual tip curve highlighter pen set are really fun, it uses a tiny scroll wheel to circulating print the pattern on the paper, brilliant design, and works incredibly well, it's quite fun to watch the mark line coming through the pen point. (Tips:You may not get used to it at the beginning, keep the pen and paper perpendicular and try it a few times then you will feel better) 2. Premium Quality Material: The journaling curve highlighter pen set are made of high quality materials, which makes our pens glide smoothly. These are fancy schmancy little doodads markers here! Super colorful and fun to use. 3. Dual Tip Highlighters: Design with dual tip our curve highlighter pen can meet different needs, the fine point can be used for writing diaries, letters, cards and taking notes. While the roller end are great for highlighting some important parts and drawing some pretty patterns. 4. Safe & High Performance: Acid-free and non-toxic ink, safe to give this dual tip curve pens for note taking to kids and girls. These flownwing curved highlighter markers allow all family enjoy smooth application for card-decorating and calendar highlighting, coloring books, school project, DIY letters and more. 5. Use Tips: 1. Work well on slightly thicker paper, some thick paper can be padded at the bottom. 2. Because of the roller design, the pen should be perpendicular to the paper to get a complete pattern. 3. If the pattern is not very clear, you can press the pen head slightly to get a more complete pattern. 4. At the beginning, there was not much ink on the pen tip. You need to paint more times to get a more perfect pattern. 5. You can try to change the rolling direction of the wheel to find a smoother painting effect. Specification: Material: Plastic Product Color: Multicolor Product Size: Length: 15cm Product Weight: 90g Package Included: 8 x Dual Tip Curve Highlighter Pen