Product Description: Product Name: Outline Pen Set Material: Metal+Water-based Pigments Color: 12 Colors/24 Colors Type(Optional): 12pcs/24pcs Length: 13.2cm/5.2in Package Size: 28.5 x 1.3 x 13.5cm/11.2 x 0.5 x 5.3in(L x W x H) Package Weight: 0.28kg/9.9oz Note: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Please allow slight dimension difference due to different manual measurement. Thank you for your understanding. 【Safety and Non-toxic】Made of water-based pigments, the outline markers are non-toxic, odorless, acid-free, quick-drying, anti-fading, and eco-friendly. Our outline marker set is suitable for all ages of people to use safely(suggest children should be used under the supervision of adults). 【Double Line Writing】The outline marker is written in metallic silver surrounded by colored borders, creating a beautiful dual-color effect. With 24(12) vibrant colors, 2mm medium point tip, these shimmer markers outline metallic pens that add more brilliant whether you're drawing, journaling, writing, or highlighting. 【Multiple Purposes】The outline markers are great for making color letters to greeting cards, graffiti, poster making, drawing, journaling, art crafts, photo album. Also suitable for almost any surface, such as rock, metal, ceramic, wood, glass, plastic, stone. 【 Easy to Use】Double line outline pen is easy to use. First, put on the cap and shake the pen holder to mix the ink. Second, press the tip down for a while on the paper until the ink flows to the tip. For best results, re-cap the pen immediately after use and store it horizontally. 【Great Gift】This glitter pen is the most suitable painting decoration and gift for Christmas, Easter Eggs, Halloween, Valentine's Day, Mother's Day, Thanksgiving Day, Birthday Party, and New Year.