Rollerball pen fans have long appreciated this true classic that has been a favorite pen for decades! The uni-ball roller pen writes as smooth as a fountain pen, but without the mess. With an attractive, black matte finish and a durable metal clip, the uni-ball rollerball pen is a pen you can rely on! Like all uni-ball pens, the roller pen features uni super ink which protects against water, fading and fraud. This pigment based ink contains particles that form an indelible bond in paper: it can’t be broken...ever.