Uni-Ball Jetstream Sport SXN-150S Retractable Rollerball Pen - 1.0mm - Black - Pack of 6

The SXN-150S features quick drying, waterproof ink that helps prevent smearing making these pens suitable for left-handers. Each pen includes a 1.0mm nib that writes a 0.45mm broad line. Features Uni's high quality "Super Ink", which is not only water and light resistant, but also "Tamper-Resistant", meaning that the ink cannot be washed off using chemicals and solutions used by people to fraudulently modify documents. These pens include a rubberised grip that provides comfort when writing for long periods of time. This set contains six pens with black ink.