Opus 88 Koloro Fountain Pen Nib Size:Medium and the inside and outside

and the inside and outside are polished with diamonds

* Since a bundle contains pages for half a year

so it does not shake when in use

- Do not expose to direct sunlight

The great shading shows diversity in ink

Opus 88 Koloro Fountain Pen Nib Size:Medium and the inside and outsideThe Opus 88 Koloro fountain pen is truly unique writing instrument. Featuring a sharp alternating material scheme of ebonite and resin, this pens design stands on its own. The name Koloro means color in Esperanto, and colorful is what this pen is. The Opus 88 Koloro is equipped with eyedropper filling system and center bar to regulate the ink flow. This is usually only available on high end eyedropper fountain pens. Having the translucent resin