Soucolor 60 Colors Dual Tip Brush Pens with Fineliner Tip 0.4 Art Markers for Adult Coloring Books, Bullet Journal DUAL TIP DESIGN: 0.4mm fine points, metal-clad tip, You will find they are perfect for writing in your planner, diary or calendar. Try color coding your activities & appointments to simplify your life! They also work very well for note taking, scrapbooking, mind mapping. 1-2 mm brush tip allows for easy coloring, shading and blending, perfect for illustration, calligraphy, lettering, doodling RICH COLORS: 60 Unique Vibrant Colors with No Duplicates. The colored cap design allows you to recognize and identify each color easily. HIGH QUALITY AND SAFE: Water-based non-toxic liquid markers with fibre tips and can last long time use. Drying quickly without smudging and remaining nice on your journal writing notebooks or coloring book. They also sit very comfortably in your hand and the caps are easy to remove and replace. The ink is Acid-Free & Non-Toxic and Conforms to ASTM D-4236. MULTI-PURPOSE: These Dual Tip Pens are perfect for card making, calligraphy, hand-lettering, doodling, journaling, illustrations, sketching, painting, drawing, coloring, manga, graphic, scrapbooking, mind mapping, adult coloring books, design card making, gouache, rubber stamping, rapidograph, novelty projects, sharpie projects, design animation, baby projects, coloring mandalas with the kids, full-color graphic novel and more! 100% SATISFACTION GUARANTEE - IF ANY ARE INOPERABLE, DAMAGED, LEAKED OR IF THEY'RE NOT UP TO YOUR SATISFACTION, PLEASE CONTACT US, WE WILL OFFER FREE REPLACEMENT or FULL REFUND.