TWSBI Blue-Black Ink Sample (3ml Vial)
TWSBI Blue-Black fountain pen ink is a dark shade of blue-black, and comes as a 3ml sample in a plastic vial with a dip at the bottom to allow you to easily get every drop, labeled with the name of the ink brand and color.
Having trouble deciding between colors? Use our Ink Comparison Tool to quickly and easily view different colors side by side.
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