The Tombow mono Graph Multi pen is perfect for students and office workers. Its three components include 0.5 mm black and Red ballpoint components filled with smooth-writing air touch ink, as well as a 0.6 mm Mechanical Pencil component. This is paired with a high-quality, replaceable jumbo twist eraser so you can correct mistakes whenever they happen without having to carry around an extra eraser. Its slim body Fits easily into shirt pockets and pen cases, and its sleek design is appropriate for any environment. To switch between components, rotate the top of the pen to align the clip with the icon for the component you want. You can advance the mechanical Pencil lead by pressing the top of the pen when that component is selected.