Uni Jetstream Roller 0.5mm Ball Pen Blue Ink - SXN-101-05N

Uni-Ball is a brand of pens from the Mitsubishi Pencil Company, which was founded in Tokyo in 1887. The brand was introduced in 1979 with the world's first rollerball pen to use a metal tip and water-based ink. Today, Uni-Ball produces a wide range of writing instruments known for innovation and quality, with popular lines including the Eye, Signo, and One series.