Double Line Outline Pens Adopted the pigment ink, these incredible self-outlined markers write in vivid metallic silver surrounded by colored borders. Unique technology produces outlines for you automatically to create a beautiful dual-color effect 12 Glitter Colors Available in 12 different colors containing shiny ink, which yield a vivid color and add a sparkle luster. Also suitable for almost any surface, such as metal, pottery, wood, rubber, glass, plastic, stone, etc. Durable 2mm Chisel Tip Double line outline pen specially designed with a wear-resistant and pressure-resistant chisel tip, that helps to achieve fluid and smooth clear writing effortlessly across the page. The pigment ink is waterproof, chemically stable and UV resistant. Our ink lends itself to a smooth application that dries quickly Easy To Use First shake the marker well to mix the ink with the tip on. Then take off the and gently press down the tip on the surface a few times to pump the ink until it starts to flow. For best results, re- the markers immediately after use and store horizontally Wide Application Our outline pens can be used in writing a greeting card, scribbling, poster making, drawing and highlighting. Besides, they are also suitable for kids or adults DIY craft projects. Great for arts, crafts, school projects and more. Specification: Material: Plastic Size approx .14.7 x 13.8 x 1.4cm / 5.8 x 5.4 x 0.6inch Package Includes: 24 Pieces Double Line Pens Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement, there may be 1-2mm error in size.