The Uni-Ball Signo 307 gel rollerball pen is the latest addition to their family of Signo gel ink pens. It has a brand new ink formula and tip that gives an even smoother writing experience than previous versions of Uni-Ball Signo pens. This is a retractable pen with a black rubber grip and a raised ridge pattern to ensure that you have maximum comfort and control while writing. It is a very cool looking pen with a black barrel that starts off in a translucent black and transposes into a carbon fibre effect.
World’s first consumer application of high-tech Nano Fiber Ink. Superior smoothness, drying-speed, and line intensity. Write or draw effortlessly — even on glossy paper. Textured grip. uni Super Ink™ PLUS+ technology protects against water, fading & fraud.