If you want the added prestige of the uni-ball name at a rock-bottom price, the uni-ball Onyx is a true gem. Onyx delivers high quality, dependable performance and writing comfort at a price to fit the most budget-minded corporate culture. So put the smooth performance of a uni-ball Onyx behind your promotion, and the world is your oyster!
Micro point: Nonrefillable, 0.5mm tungsten carbide ball delivers a 0.3mm line width. Waterproof, pigment ink.