Graf von Faber-Castell Ink Bottle, Cobalt Blue, 75ml 141001;

This 75ml bottle of Cobalt Blue fountain pen ink from Graf von Faber Castell contains high quality, vibrant-colored fountain pen ink that requires its own formula and contains the highest quality pigments. The excellent quality shows itself in the even flow of ink. You can start writing with the fountain pen almost immediately, even after long breaks. The elegant glass bottle of the ink becomes a precious ornament to every desk. Ink is document proofed.