Pentel black ink with black barrel rolling writer pen is sturdy tip applies ink with the smoothness of a fountain pen and the firmness of a ballpoint. 0.8 mm medium point for accurate, fine lines, point lays down razor-sharp lines of rich and vivid liquid ink. Fast-drying ink resists smearing. Velvety liquid ink glides across the page but dries before your hand has a chance to smudge it and Non-Refillable.
