The Muji Cap Type Gel Ink Pen in 0.5 mm Black is an absolute writing dream come true! This pen has redefined my writing experience with its exceptional performance, sleek design, and reliable ink flow. The 0.5 mm tip size strikes the perfect balance between precision and smoothness. Whether I'm jotting down quick notes or engaging in more detailed writing tasks, the pen effortlessly glides across the page, leaving behind consistently dark and crisp lines. The black ink is of top-notch quality. It dries quickly to prevent smudging, which is especially handy for someone like me who tends to be a bit impatient. The ink is also consistently rich and vivid, adding a touch of elegance to my writing. The cap design not only protects the pen tip but also adds a touch of minimalistic sophistication.