COPIC markers are a great tool for artists, illustrators, and graphic designers. They offer the versatility of having double-ended refillable markers with fast-drying, permanent non-toxic alcohol based ink. The Sketch marker features a comfortable oval barrel with a super brush nib on one end that is perfect for doing professional illustration, fashion design, Manga and adding detail to your images. The super brush nib acts like a paintbrush both in feel and color application. For more control, the medium broad nib on the opposite end of the marker provides additional precision when needed. Both nibs are also replaceable, meaning you can switch them out whenever they become worn or damaged. With copic markers, you can create detailed and vibrant artwork with ease. The copic lineup of markers is a great investment for any artist, illustrator or graphic designer looking to add versatility and depth to their work. With copic markers, the possibilities are endless!