uni ball eye 10e broad rollerball pen 1 0 mm Zusa The Rollo is built around

The Rollo is built around cedar wood left unpainted under a clear varnish

allowing it to cover dark backgrounds or layer without muddying underlying colors

well-saturated line weight perfect for daily note-taking

0mm medium tip writes with precision and control

scratching

uni ball eye 10e broad rollerball pen 1 0 mm Zusa The Rollo is built aroundThe Eye Broad uses a 1. 0 mm tungsten carbide tip, the widest in the Eye liquid ink line, putting down a bold, highly opaque stroke at around 0. 65 mm. Ink reaches the tip through uni ball's Uni Flow system, an internal regulator visible through a window in the barrel, which keeps the flow even from the first mark to the last so the line doesn't fade or thin out as the pen empties. The ink itself is uni ball's "Super Ink," a water based pigment that