Robert Oster Blue Night Ink Sample (3ml Vial)
A 3ml sample of Robert Oster Signature Blue Night fountain pen ink, labeled with the name of the ink brand and color, in a plastic ink sample vial with a dip at the bottom to allow you to easily get every drop. Robert Oster Signature Blue Night fountain pen ink is a deep rich shade of navy blue or blue-black.
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Volume - 3ml Vial Material - Plastic Color Group - Blue-Black