This Sailor Ink Studio #640 is a 3ml Vial, 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. This is a dye based ink that comes from the Ink Studio Collection which consists of over 20,000 colors. Ink Studio #640 is a shade of Blue-Black.

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Volume - 3ml

Vial Material - Plastic

Color Group - Blue-Black