Features: 1.The oil-based refill dries quickly and does not overflow, and the ink viscosity is good and does not penetrate the paper easily. 2.The pen tip diameter is 1mm, the pen is stable and natural, and the pen nib writes smoothly. 3.The thickness of the soft rubber sheath is just right, with the anti?slip design and the comfortable grip. 4.The ballpoint pen has a built-in spring, and the pen tip can be ejected to write by pressing the pen tip, which is convenient and time-saving. 5.The ballpoint pen has a pen clip, which can be clamped on the notebook when not in use to prevent the pen from rolling off or losing on the desktop. specification:Item Type: Ballpoint Pen Material: Plastic + Soft Rubber Application: Used for writing, suitable for various scenarios Pen Point: Approx. 1mm / 0.04in Length: Approx. 14.3cm / 5.6in PackageList:1 x BallpointPen