uni-ball Signo UM-100 0.7 mm Gel Pen | Waterproof & Smooth Flow Ink | Quick Drying Gel Pen  (Pack of 12, Ink Color - Black)

Free Tip reduces scratching, even when writing with the pen laid flat. This allows the user to write in a more flexible position. High-quality finish with a metal clip and ergonomically-designed rubber grip, By improving the unstable factors of the conventional gel ink, we have further improved our ink’s stability and durability.