Features: 1.Multiple Colors: 36Rich Colors Are Available to Meet Your Various Painting Needs 2.Double-Line Design: The Biggest Feature of This Pen Is the Double-Line Design, Which Can Draw Two Parallel Lines at the Same Time, Making Your Work More Three-Dimensional and Layered 3.Wide Range of Applications: Suitable for Various Artistic Creations Such as Handbooks, Greeting Card Making, Painting, Graffiti, Etc Specifications: Name: Coloring Lightstick Graffiti Highlighter Pens Shell Material: Plastic Weight: 9g/PC Applicable Scenarios: Painting, Graffiti, Calligraphy, DIY Art Crafts Packing List: 1Set Coloring Lightstick Graffiti Pen 1Pcs Stationery bag Notice: 1.Due to manual measurements, please allow slight measurement deviations. 2.Due to the different display and lighting effects, the actual color of the item may be slightly different from the color displayed on the picture. 3.If you have any questions, please let us know and we will solve the problem as soon as possible. Thank you very much! 【Coloring Lightstick Graffiti Highlighter Pens】Featuring a unique double line function, our outline pens metallic allow you to create stunning art with ease. When used on light or white paper, you'll see two lines simultaneously—one metallic silver and one colorful—and on dark surfaces, only the striking silver color shines through, making your artwork truly pop 【Brilliant Glitter and Color】Experience the strong glitter effect with our shimmer doodle outline pens. With 12/24/36/48 bright colors that glide smoothly from the tips, these self outline metallic glitter doodle drawing markers pens add an enchanting brilliance to your projects, transforming simple designs into eye-catching masterpieces 【Easy To Use】You should shake the outline markers well enough to mix the ink with the tip upwards before use. Then take off the pen cap and gently press the tip down on the surface of paper for a while until the ink flows back to the tip 【Versatile Usage for All Crafts】Our double line outline markers are perfect for a wide range of DIY crafts, including scrapbooking, photo albums, and greeting cards. They work beautifully on various surfaces such as wood, glass, metal, plastic, and even ceramic, allowing you to add a sparkling embellishment to any creative endeavor 【High-quality materials】Crafted with a durable, wear-resistant tip, these paint pens ensure smooth writing without compromise. Being odorless, waterproof, and environmentally friendly, our dual brush marker pens can be enjoyed by both adults and children, making them a worry-free addition to your art supplies