# "uni-ball one" uses new gel ink to express your image with more vivid colors. # The 0.5 mm thin tip is suitable for smooth writing and drawing, allowing you to accurately express the details of your images. # With the rich color variations of the new Gel ink, you can leave memorable expressions in your schedule book or notebook. # A pouch is included to carry and store all 27+1 colors, so you can use them on the go.