The Koloro offers another Japanese style eyedropper-filled pen from Opus 88. It includes a piston operated shut-off valve and the translucent resin portions of the pen allow you to see both your current ink level and your nib while capped. The impressive color hues make this a must have for any fountain pen collection.
Nib sizes including: EF, F, M, B & Stub 1.4mm. With the color options of blue, red, teal, and orange.
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