An established product with reliable features that have been favoured worldwide for more than 15 years. The "UNI-FLOW SYSTEM" ensures a continuous write with the same thickness to the very last drop of ink Write in sleek, sophisticated style with uni-ball Fine Deluxe Rollerball Pens featuring even-flowing, quick-drying ink for intense, vibrant lines that stand the test of time. Quick-drying roller pens produce neat and precise strokes for intricate writing, allowing you to write effortlessly without smudges or smears. Attractive brushed steel exterior has a gleaming black matte finish. Features acid-free and archival quality roller ink, which is useful for important documents that need to last. Vivid coloured ink. Stainless steel tip which is sensitive to pressure that stays smooth even when little pressure is applied. Pigment ink will not run even if water is split on the paper.