Uniball Impact UM153s 1.0 mm Pen

Description

Uni-ball products are developed through technical expertise accumulated over the years include ?uni-ball? water based ink roller balls with metal tips.
An established product with reliable features.
The ?UNI-FLOW SYSTEM? ensures a continuous write with the same thickness to the very last drop of ink.
Water Resistant: Dyestuff Ink particle is easily soluble in water and will bleed on the paper, uni super ink ? pigmented ink will bond itself to the paper fibers once it is settled, it is not soluble in water.
Light Resistant: The size of uni super ink particle is larger than dyestuff Ink. Therefore its surface is less affected and the colour remains vivid.
Time Resistant: Difference between structure of molecules. Molecules of dye ink break down because of the sunlight and air but uni Super ink is difficult to break down.