Experience the perfect fusion of style and function with this exclusive limited edition pen from the SOU・SOU and Uni collaboration SOU・SOU, a Kyoto-based brand producing textile designs that express the four seasons and atmosphere of Japan in a pop style. Based on the concept of "creating a new Japanese culture," the brand actively uses traditional materials and techniques while developing products that are in line with modern lifestyles. A multifunctional pen equipped with Jetstream Lite touch ink Provides a lighter, cleaner writing feel. Writes smoothly with low writing resistance, regardless of writing pressure or speed. Produces bold and clear lines. Offers excellent quick-drying performance. Uses a twin-ball mechanism to prevent ink backflow. Product Specifications: Ink color: black, red, blue, green Ball diameter: 0.5mm Sharp core diameter: 0.5mm Size: Shaft diameter Φ13.7 x thickness 18.5 x total length 148.8 (mm) Made in Japan